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1 - Schwann cells by other name are
neurolemmocytes
2 - If cell body gives rise to only one axon then the neuron is known as
unipolar
3 - If there is projection of one axon and one dendrite the neuron is known as
dipolar
4 - If the cell body give rise to several dendrites and one axon the neuron is known as
multipolar
5 - Neurons in the retina of eyes are
unipolar
6 - During routine life if a person suffers hypertension and shows aggressive behaviour then which horme you think is in excess
both a and c
7 - Which hormone is glucocorticoid in nature
cortisone
8 - Which one is the mineralocorticoid hormone
aldosterone
9 - Undersecretion of cortical hormones leads to which disease
Addisons disease
10 - Over secretion of cortical hormones can become cause of which disease
cushing's disease
11 - Andorgen hormone in both male and female is produced form
Adrenal gland
12 - Graffian follicles under the stimulation of FSH secrete which hormone
Estrogen
13 - Hormone responsible.for secondary sexual characteristics in female is
Estrogen
14 - Which hormone is involved in healing and repair of uterine wall after menstruation
Estrogen
15 - Polycystic ovaries and fibroids are caused due to over secretion of which hormone
Estrogen
16 - Involuntary tremors,diminished motor power and rigidity are associated with
Parkinson's
17 - Diminished motor power is due to
lack of dopamine
18 - Aluminum is saib to contribute in the onset of which disease
Alzheimer's
19 - Production of abnormal mass of neuroglial cells due to uncontrolled cell division is found in
tumour
20 - Cause of secondary headache
both b and c
21 - Electroencephalography pattern is called as
brain waves
22 - Electrical activity of neruroms is recorded in a technique known as
Electroencephalography
23 - CT Scan stands for
computed tomography
24 - CT scan uses______ rays to prduce three dimensional images of internal organs
X rays
25 - MRI is used for diagnosis of
nervous disorder
26 - Thyroid glands are located either sides of
trachea
27 - Which of the following is not the hormone of thyroid gland
Oxytocin
28 - Thyroxine contains how many iodine atoms
4
29 - Development of nervous system in foetus and infants is promoted by hormone of which gland
thyroid gland
30 - Graves disease is due to
over secretion of T3 and T4
31 - Hypothyroidism in adult cause which syndrome
myxedema
32 - Cretinism is under secretion of thyroid hormone in
infants
33 - Hormones secreted by kidneys
All
34 - Blood pressure is monitored by which hormone of kidney
renin
35 - Which hormone acts on bone marrow to increase th production of red blood cells
erythropoietin
36 - Premature fruit drop is inhibited by
2,4dicholoro phenoxy acetic acid
37 - At commercial level Gibberellins are produced by
fungal culture
38 - Bolting of some rosette plants is done by
Gibberellins
39 - Which hormone is responsible for bud break and seed dormancy
Gibberellins
40 - Substitute of red light is
Gibberellins
41 - Which hormone is used in brewing industry
Gibberellins
42 - Plant growth is generally inhibited by
both b and c
43 - Flowering in pineapple is due to which chemical
ethene
44 - Commercial compound ethephone is obtained from
ethene
45 - Elements of nervous coordination
All
46 - Neuron can conduct how much impulses per second
250
47 - In human non myelinated fibers speed of nerve impulse is about
1 to 3 meter per second
48 - Speed of nerve impulse in myelinated fibers
120meters per second
49 - Speed of nerve impulse is faster in myelinated fibers because of
both a and b
50 - In saltatory mode of conduction the action potential is actually generated at
nodes of Ranvier
51 - Junction between the axon of one neuron and dendrites of other neuron is
synapse
52 - The gap between the presynaptic and post synaptic neuron is known as
synaptic cleft
53 - A neuron which recieves the impulse after it crosses the synapse is
post synaptic neuron
54 - A neuron which carries an impulse toward the synapse is
presynaptic neuron
55 - Movement of impulse across the synapse is called
synaptic transmission
56 - In pathway or impluse toward CNS stiumuls pass from sensory neuron to
associative neurons
57 - Order from brain towards effectors is brought by
motor neurons
58 - Best example of effectors is
both a and b
59 - Rods and cones in the eyes are the examples of which type of receptors
photoreceptor
60 - Osmolarity of blood is detected by which receptors
both a and b
61 - Basic structural and functional unit of nervous system is
neuron
62 - Nucleus is found in which part of neuron
cell body
63 - Synapses are formed by
axons and dendrites
64 - Main function of dendrites is to
both b and c
65 - Rough endoplasmic reticulum and ribosomes in the form of groups are called
both a and b
66 - Behaviour depends upon
all
67 - Which factor plays a role in development of behaviour
genes
68 - Types of innate behaviour
All
69 - taxis and tropisms are the types of which behaviour
orientation behaviour
70 - Directed movement towards or away from stimuls is known as
taxis
71 - Growth movement related to directional stimuli are known as
tropisms
72 - Reflexes and instincts are the types of
non orientation behaviour
73 - Responses to inside or out side stimuli which we cannot stop and even we are not aware that its happening are called
Reflexes
74 - Coughing when food particle touches the windpipe is related to which type of behaviour
non orientational reflex behaviour
75 - Unlearned inherited fixed learned patterns are called
instincts
76 - Which type of behaviour is advantageous for animals with short life span
instinctive behaviour
77 - Imprinting that is limited to specific time period and is
irreversible
78 - If an animal shows same response for two different stimuli the type of behaviour is known as
calssical conditioning
79 - Experiments on dog's salivation was performed by which one
Pavlov
80 - When an animal learns a specific response to a particular stimuls by many unsuccessful tries is which type Learning
both a and b
81 - Trial and error learning was studied by which psychologist
B.F skinner
82 - Association of indifferent stimuli without patent reward is known as
latent learning
83 - Learning by insight was fisrt described by
Wolfgang kohler
84 - Hostile and Helpful intraspecific interactions are which type of behaviour
social behaviour
85 - Group of animals that may be together but do not interact behaviourally is called as
aggregation
86 - In sensation of touch stimulus how many types of nerve endings are found in skin
three
87 - Skin receptors are concerned with how many types of sensations
Five
88 - At the base of hair ,hair end organs act as
mechanoreceptors
89 - Receptors of pressure change are called
Pacinian corpuscles
90 - Receptors which are related to sensation of touch are specifit known as
Miessner's corpusceles
91 - Ground vibrations are detected by which receptors in terrestrial vertebrates
receptors in joints
92 - Pain receptors are how many times more abundant than cold receptors
27 time
93 - Cold receptors are how many times abundant than heat receptors
10times
94 - Touch receptors are more abundant in which organ
finger tips
95 - Stimulus detected by receptors pass into
sensory neurons
96 - Digestive juice secretion of pancreas is associated with
exocrine tissue of pancreas
97 - Islets of langerhan are functionally divided into how many types of cells
both a and b
98 - Insulin is secreted by which type of cells of pancreas
beta cells
99 - Right after a meal when blood sugar level rises which hormone is secreted by pancreas at that time
insulin
100 - Conversion of glucose to glycoge is known an
glycogenesis
101 - under secretion of insulin leads to
All
102 - High blood glucose level in urine is termed as
glycosuria
103 - Which hormone is responsible for the increase in level of blood glucose
glucagon
104 - Adrenal medulla produce which hormones
both a and b
105 - Which adrenal hormones are released during emergency under the influence of sympathetic nervous system
both a and b
106 - Secretion of calcitonin from thyroid is stimulated by
calcium ions
107 - Classic symptom of hyperthyroidism is
All
108 - When bones are growing drmatically in maa,size and shape during child hood which hormone is necessary at that time
calcitonin
109 - T3 is how many times more potent than T4(thyroxine)
4times
110 - In humans there are how many parathyroid glands
4
111 - Which hormone essentially acts on the cells of intestine to promote calcium from diet
Calcitonin
112 - Which hormones act antagonistic to each others function
calcitonin and parathormone
113 - How many hormones are secerted by parathyroid glands
two
114 - Under secretion of parathormone cause
both a and c
115 - Islets of Langerhans are actually
patches of endocrine tissue
116 - Which type of hormones donot have receptors on plasma membrane
steroid hormones
117 - Which type of hormone are water soluble and have receptors on plasma membrane
protein hormone
118 - Receptors for the steroid hormones are present in
both a and b
119 - Which hormone modifies torget cell activities by altered gene expression
both a and c
120 - Humans have how many ductless glands
20
121 - Which one of the following can be called as master control center of the endocrine system
hypothalamus
122 - Pituitary gland is under control of
hypothalamus
123 - Special type of cells in hypothalamus which perform secretory acticity are
neurosecretory cells
124 - Hormones produced by hypothalamus are transported to axons in the form of
granules
125 - Sceretions of hypothalamus which regulate synthesis of pituitary hormone are known as
releasing factors
126 - In living things activities which occur at regular intervals are called
both a and b
127 - Bio rhythms showing periodicity of 24 hours known as
both b and c
128 - 365 days rhythmicity of activities in plants is called
circanual
129 - Rhythms in plants are usually controlled by
both a and b
130 - Innate nature of 24 hour rhythms proved by Ervin Burning was in which
Drosophila
131 - Chemically indole acetic acid or its variant is
Auxin
132 - Which of teh following are the function of Auxin
All
133 - Bud initiation in plants is controlled by which hormone
both b and c
134 - Which hormone is responsible for delay in leaf aging in some species
All
135 - Which substance is slective weed killer
2,4dicholoro phenoxy acetic acid
136 - Largest part of brain is
cerebrum
137 - The limbic system is present in an arc between
thalamus and cerebrum
138 - Hunger,thusrt and sexual arousal are controlled by which part of brain
limbic system
139 - Formation of memory is related to which part of brain
hippocampus
140 - Sleep wake cycle,homeostasis,hunger all these are controlled by
hypothalamus
141 - Which one is the part of limbic system
All
142 - Act of punishment and reward is related to which brain part
amygdala
143 - Which part is essential in learning process and long term memory
hippocampus
144 - Cerebral hemispheres are connecy by
both a and b
145 - The outer convoluted and folded area or creberum is called
cerebral coretx
146 - _Ova is/are produced to ensure continuity of species.
Huge number
147 - Important parasitic adoptation of platyhelminthes is:
Both b and c
148 - Which class has the largest number of animals?
Mammals
149 - Periplaneta belongs to which phylum?
Arthropoda
150 - In Taenia development of zygote begins while it is still _.
Inside the uterus of female
151 - Embryo inside the egg is round shaped having_chitinous hooks.
Six
152 - Taenia remain in _of cow.
Voluntary muscles
153 - If uncooked food is eaten this parasote may start further development in _of man.
Intestine
154 - Besides treatment with drugs _are given to remove parasite completely.
Anema
155 - Water enters through sieve like plates called:
Madreporite
156 - There are no special organs for _in echinodermata.
Both a and c
157 - There are specialized organs for _and reproduction.
Digestion
158 - Which one is absend in echinodermata.
Brain
159 - Larvae of echinodermata is called:
Bipinnaria
160 - _is abality to reform lost organs.
Regeneration
161 - Echinodermata are placed _of invertebrate phyla.
Top
162 - There is _cleavage during development of embryo in echinodermata.
Radial
163 - _can grow from a small fragment such as one arm.
Sea stars
164 - Pedicellaria are modified:
spines
165 - In oligochaeta _region is not prominent.
Head
166 - _larvae is formed during development of oligochaeta.
No larvae is formed
167 - Oligochaeta are:
Aquatic or terrestrial
168 - Example off oligochata is:
Lumbricus terrestris
169 - Class _have fixed number of segments.
Hirudinea
170 - Each segment in hirudinea have additional rings called:
Annuli
171 - Which class do not have any organ of locomotion:
Hirudinea
172 - Leech move by:
Contraction of body
173 - Leech have _to make puncture in the skin of host.
Chitinous jaws
174 - Word arthron means:
Articulation or joint
175 - Hydra prevent self fertilization by being:
Protandrous
176 - There is nerve ring around_in nematoda.
Pharynx
177 - Excretory system of nematoda consist of:
Two longitudinally running excretory canals
178 - Nematoda contains sense organs in the form of:
Sensory papillae
179 - Nematoda lack:
Both a and b
180 - Locomotion of nematoda is due to:
Both b and c
181 - Locomottary muscles are arranged in_bands.
Four
182 - Four bands are:
Two dorso- lateral and two ventro-lateral
183 - _Muscles in nematoda are absent:
Circular
184 - Ascaris lumbricoides is _parasite.
Intestinal
185 - Example of radiata is:
Cnidaria
186 - Sea anemone have:
Cylindrical body
187 - In bilateral symmetry :
Right side is same as left side
188 - In bilateral symmetry body is divided in:
One plane
189 - Echinodermata has:
Both Radial and bilateral
190 - Bilateria are:
Triploblastic
191 - In proterostomia zygote is:
Spiral and determinate
192 - In proterostomes mouth develop from:
Blastopore
193 - Deuterostomes have_zygote.
Radial and indeterminate
194 - In deutrostomes mouth is formed from:
At some distance from blastopore
195 - Mammals are :
Warm blooded
196 - Red blood cells are:
Non-nucleated
197 - Mammals are classified into_ subclasses.
3
198 - Example of thaliacea is:
Salpa
199 - Egg laying mammals are called:
Prototheria
200 - Pouched mammals are called:
Metatheria
201 - Unique structures that are found only in birds.
Feathers
202 - _Birds that use Troper are very small?
Humming birds
203 - In birds only a small percentage of nephron_contain a loop of Henly:
15_25 percent
204 - Which one is not related to class Crustacea:
Wasps
205 - _is largest group of arthropods.
Class insecta
206 - Insects have distinct_regions.
Three
207 - Thorax has_segments.
Three
208 - Abdomen have_segments.
Varing number
209 - Animas of class insecta are:
Oviparous
210 - Which one is not example of class insecta:
Prawn
211 - Pair of appandages in arachnida are called:
Chelicerae
212 - Crustacea have_mandibles.
One
213 - Arachnida have _pairs of legs.
Four
214 - Electric ray have electric organs in_.
Dorsal muscles
215 - Oil is extracted from:
Sharks
216 - Liver oil is used as source of:
Vitamin A and D
217 - Gills in Osteichthyes is covered by:
Operculum
218 - Swim bladder of Osteichthyes is :
Not connected to pharynx
219 - Osteichthyes are:
Bony fishes
220 - Heart of Osteichthyes is:
Two chambered
221 - Blood colour of Osteichthyes is:
Red
222 - Brain of Osteichthyes contains _cranial nerves.
10 pairs
223 - _provides resistant to water.
Stream lined body
224 - Difference between starfishes and a brittle star is:
Structure of tube feet
225 - The projections between spines and plates are called:
papulae
226 - Echinoderms has classes:
5
227 - Scientist believed that echinoderms evolved from_ancestors.
Bilaterally symmetrical
228 - largest known sea star weighted is:
11 pounds
229 - Female sea star can lay eggs at a time:
100 million
230 - Sea Cucumber has _arms.
No
231 - Along the length of the arms are branches called:
Pinnules
232 - Starfish eats_.
Bivalves
233 - Pelecypoda is also called:
Bivalvia
234 - Bivalvia respire through:
Plate like gills
235 - Which one is not example of bivalvia:
Octopus
236 - Mytilus is:
Marine mussel
237 - Anodonta is:
Freshwater mussel
238 - _species of cephalopods are aquatic.
All
239 - Shell in cephalopodes is:
All of these
240 - Which one in not example of cephalopodes:
Squid
241 - Liligo is a:
Squid
242 - Sepia is a:
Cuttle fish
243 - Largest eyes are found in:
Deer
244 - Herbivores generally have _.
Long digestive tract
245 - Odd toed ungulates such as horse, zebra, donkey etc. are included under order:
Perissodactyla
246 - Bats are included under order:
Chiroptera
247 - Omvthorhynchus is a:
Monotreme mammal
248 - In ribbit, the danger signal is given by:
Tail
249 - The exoskeleton of rabbit consists of:
Hairs and claws
250 - In which order human is placed?
Primates
251 - The names Prototheria means:
First beasts
252 - Word Metatheria means:
Changed beasts
253 - Body of arthropods is:
Segmented
254 - Each segment of arthropod is joint to other segement with the help of:
Cuticle
255 - Arthropods are believed to have common origin with:
Annelids
256 - Which one is not common character of arthropods and annelids:
Suckers
257 - Athropods contain:
Haemocoel
258 - Haemocoel is:
Reduced coelom
259 - Cuticle is secreted by:
Epidermis
260 - Excretory system of arthropods contain:
Malpighian tubules
261 - Nitrogenous wastes in arthropods are secreted in the form of:
Uric acid
262 - A_is present in each segment.
Ganglia
263 - Ostrich lacks:
keeled sternum
264 - Birds depend on their _to preen their feather.
Beaks
265 - Mouth of reptiles opens into:
Buccal cavity
266 - Haemoglobin bearing cells are ?
Erythrocytes
267 - _helps food to move into stomach of Reptiles.
Oesophagus
268 - Example of class larvacea is:
Oikopleura
269 - Term mammal was given by_.
Linnaeus
270 - Mammals are involved from reptiles ancestor _.
Cotylosaurs
271 - Example of ascidiacea is:
Ascidia
272 - The respiratory organ in reptiles is:
Lungs
273 - Which of the following is a living fossil?
Tuatara
274 - Bones of the reptiles are covered by:
Keratin
275 - Animals that get most affected by the change in the environmental temperature are:
Poikotherms
276 - Most reptiles are:
Uricotelic
277 - Uricotelism is found in:
Birds, land reptiles and insects
278 - Body temperature of Lizard when lie on rock is ?
37â„Æ’
279 - _have salt excreting glands in their palate ?
Sea snakes
280 - Eustachian tube absent in which of the following ?
Snakes
281 - _asexual reproduction present in lizards.
Parthenogenesis
282 - _is called Portuguese man of war :
Physalia
283 - Obelia has zooids known as:
Blastostyle
284 - Life cycle of coelenterates is characterized by :
Alternation of generation
285 - Two generations consist of:
One free living and one is attached
286 - Two generations are:
Diploid
287 - Occurrence of structurally and funtionally more than two different types of individuals is called:
Polymorphism
288 - Whch one is not example of Cnidaria:
Taenia
289 - Hydra is_coelenterate.
Fresh water
290 - In which of following alternation of generation is absent?
Hydra
291 - Hydra lacks:
Medusa form
292 - _are boarder line between aquatic and terrestrial animals.
Amphibians
293 - Skeleton of amphibians is:
Mostly bony
294 - Example of legless amphibians is:
Cacecilians
295 - Respiration takes place by gills at:
Larval stage
296 - Respiration takes place through lungs at:
Adult stage
297 - Heart of amphibians is:
Three chambered
298 - Amphibians are called:
Anamniotes
299 - Amphibians are _animals.
Cold bloooded
300 - Exampleof amphibians is:
All of these
301 - Number of species in chordata are:
45000
302 - Number of classes of Urochordata are are:
3
303 - Heart of tunicates is present at base of:
Pharynx
304 - Blood plasma of tunicates is:
Colourless
305 - Gills in fishes are supported by:
Gill arches
306 - Cephalochordates lack:
True heart
307 - _______number of species are included in cephalochordates:
45
308 - Cephalochordates include_genera.
2
309 - There are_classes of verterbrates:
Seven
310 - Earliest known bird fossil is :
Archaeopteryx
311 - Birds are _animals.
Warm blooded
312 - _are modified into wings.
Fore limbs
313 - Circulatory system of birds have_heart.
Four chambered
314 - Organ of voice in birds is called:
Syrinx
315 - Birds have thick muscular structure called_for crushing food.
Gizzard
316 - Birds have secondariy lost power of flight are called_.
Running birds
317 - Example of running birds is:
Both a and c
318 - The upper jaw of all birds is ?
Immoveable
319 - Beak in birds is supported by ?
Maxilla
320 - Trochophore larva develops into another free living larva with foot called:
Veliger larva
321 - Term echinoderms mean:
Spiny skin
322 - There are exclusively_animals.
Marine
323 - _is a locomotory organ in Echinoderms.
Tube feet
324 - Echinoderms are from in period?
Cambrian period
325 - There are about_known species of echinoderms.
5000
326 - _may bear spines in echinoderms.
Endoskeleton
327 - Body of cake urchin is:
Biscuit shaped
328 - Arms radiate from:
Central disc
329 - Most unique character of echinodermata is:
Water vascular system
330 - Sponges are used in:
All of these
331 - Best commercial sponges are found in:
Mediterranean sea
332 - Sponges have capacity to absorb:
Both a and c
333 - Cnidaria are also called:
Coelenterata
334 - Cnidocytes give rise to:
Nematocysts
335 - Nematocysts means:
Stinging cells
336 - Ectoderm give rise to:
Nematocysts
337 - Cnidaria have cavity called:
Enteron
338 - Digestive system in cnidaria is:
Sac like
339 - Proglottides of Tapeworm proliferate from:
Neck
340 - Disease caused by Fasciola is:
Liver rot
341 - The number of proglottides in Taenia solium is:
900
342 - Digestive system of hemichordates is:
Both a and b
343 - Excreotory system of hemichordates consist of:
Single glomerulus
344 - Common characteristic of chordata is:
Notochord
345 - Notochord is semi regid body of:
Vacuolated cells
346 - Vaculated cells are filled with:
Proteinaceous material
347 - In higher vertebrates notochord is repalced by:
Vertebral column
348 - Chordates can inhabit in _habit.
All
349 - Basic parts of mollusc are:
4
350 - Molluscs are soft bodied animals that have either:
Both internally and externally
351 - The word Molluscus Means:
Soft
352 - Special Gills in molluscs which are also used for filter-feeding are called:
Ctenidia
353 - In Molluscs blood travels in open spaces called:
Sinuses
354 - Gastropoda are :
Asymmetrical
355 - Which one is example of gastropoda.
Both a and b
356 - Common name of Helix aspersa is:
Gardon snail
357 - Limax is a:
Slug
358 - Length of giant squid is :
15 meters
359 - Stages between molts of the exoskeleton are called :
Instar
360 - The immature form (between egg and pupa) of insects with complete metamorphosis is :
Larva
361 - Pupa is:
Motionless
362 - Class crustacacea are:
Aquatic
363 - Class crustacacea respire through:
Gills
364 - Exoskeleton of crustacea is in the form of:
Carapace
365 - _are modified for walking ,capturing food and swimming.
Appendages
366 - Coelom in crustacea is in the form of:
Hemocoel
367 - Class crustacea has_antennal appandages.
Two
368 - Sexes of class crustacea are _.
Mostly separate
369 - Plytyhelminthes means:
Flatworms
370 - Body of flatworms is:
Soft and dorsoventrally compressed
371 - In flatworms _separate endoderm from ectoderm.
Mesoderm
372 - Plytyhelminthes exibit bilateral symmetry and body is_.
Unsegmented
373 - Most of Plytyhelminthes are:
Parasites
374 - Taenia solium is:
Endoparasite
375 - Common name of Taenia solium is:
Tapeworm
376 - Common name of Fasciola hepatica is:
Liver fluke
377 - Planaria is :
Fresh water living
378 - Gugesia is name of:
Planaria
379 - Word Eutheria means:
True beasts
380 - Cephalochordata contain _species.
23
381 - Cephalochordata contain _genera.
2
382 - Which body parts birds do not have ?
Teeth
383 - Which bird flies longest distance in its lifetime ?
Arctic tern
384 - Which is the smallest bird in the world ?
Bee humming bird
385 - How many different types of feathers are there in birds?
4
386 - Which feathers were used as pens?
Wing feathers
387 - Which is the fastest swimming bird ?
Penguin
388 - The size and shape of a bird̢۪s wings depend on the type of:
Flying it does
389 - In_cleavage fate of each blastopore is foretold:
Spiral and determinate
390 - In protostomes mesoderm is derived from:
Inner lip of blastopore
391 - In radial cleavage planes of cleavage are _to polar axis.
Symmetrical
392 - Radial cleavage produces tires of cells:
On top of each other
393 - In radial cleavage:
Fate of each is not foretold
394 - In deutrostomes mesoderm is derived from:
Walls of developing gut
395 - In which cleavage any cell can produce a complete embryo ?
Radial and indeterminate
396 - Diplobaastic animals consist of_layers.
2
397 - Diplobaastic animals consist of:
Endoderm and ectoderm
398 - Between endoderm and ectoderm there is jelly like layer called:
Mesogloea
399 - Pseudocoloem lacks:
Coelomic epithelum
400 - Pseudocoloem is bounded externally by:
Muscles
401 - Internally pseudocoelom is bounded by:
Cuticle of intestine
402 - Coelom is cavity between body wall and_.
Alimentary canal
403 - In coelomates _system is well developed:
All of these
404 - Visceral and parietal layers are related to:
Mesoderm
405 - Primitive animals are:
Porifera
406 - Word Porifera is derived from_language.
Latin
407 - Word porifera means:
Pore bearing
408 - Porifera are also called:
Sponges
409 - Entrerobius vermicularis is commonly known as:
Pin worm
410 - Pinworm is parasite of:
All of these
411 - Which one is related to pin worm:
All of these
412 - Ancylostoma duodenale is commonly known as:
Hook worm
413 - Hook worm is parasite of:
Small intestine
414 - During feeding hook worms produces_to prevent clotting of blood.
Anticoagulant
415 - Which one causes anemia and retard mental growth in children.
Hook worm
416 - A single rotting apple may contain_worms.
90000
417 - Sperm of nematoda is:
Amoeboid
418 - Annelids are called :
Segmented worms
419 - Chitin is made up of:
Polysaccharides
420 - Chitin in jaws is used:
For crushing food
421 - The process of sheding of exoskeleton is called:
Ecdysis
422 - Which hormone cause moulting in insect?
Ecdysone
423 - The study of insect is called ?
Insectology
424 - Arthropod exoskeleton is?
Hardened and inflexible
425 - Arthropod exoskeleton is made of:
Chitin and protein
426 - Crustacea have cuticle hardened by:
Calcium salts
427 - The dorsal lobe of the brain of arthropod receive sensory axon from:
Eyes
428 - The ____ in arthropod is lined with permeable cuticle:
Midgut
429 - Arrthropods exibit:
Metamorphosis
430 - Meta means:
Change
431 - Morhp means:
Form
432 - Complete metamorphosis consists of _ stages.
Four
433 - Incomplete metamorphosis consists of _stages.
Three
434 - _consists of a very active, ravenously eating larva and an inactive pupa.
Complete metamorphosis
435 - Grub, like juvenile insects are called:
Larvae
436 - After the last larval instar, the insect changes into:
Pupa
437 - In _ stage, the insect does not feed or move around much.
Pupa
438 - The immature form of insects with simple metamorphosis is :
Nymph
439 - Ampulla contract and force fluid into_.
Podia
440 - Podia contract by forcing water back into:
Ampulla
441 - When the podia contracts, the body is pulled:
Forward
442 - Common characters of echnodermata and hemichordata are:
All of these
443 - Which one example of echinodermata.
All of these
444 - Water vascular system is called:
Ambulacral system
445 - Hemichortada are combination of:
chordata and echinodermata
446 - Hemichortada are also called:
Pre chordata
447 - Common example of phylum Hemichordata are:
Both a and b
448 - Body of hemichordates have_parts.
3
449 - _have the first true excretory system.
Flatworm
450 - Proglottids in each animal of Platyhelminthes contain:
3000-4000
451 - Fluke body shape resemble with:
Leech
452 - Adult fluke is present in:
Liver
453 - Animals with self fertilization is:
Taenia solium
454 - Pharynx can be everted in?
Dugesia
455 - In Dugesia respiration is:
Aerobic
456 - Segments of Tapeworm are called:
Proglottides
457 - Tapeworm respires:
Anaerobically
458 - Incomplete alimentary canal is present in:
Fasciola
459 - Excretory system consist of branching tubes ending in bulb like cells called:
Flame cells
460 - Sense organs in flateworms are in:
Anterior end
461 - In platyhehminthes _system is absend.
Both respiratory and circulatory
462 - Free living platyhehminthes move with the help of:
Cillia
463 - Asexual reproduction in platyhehminthes is by:
Fission
464 - platyhehminthes are:
Hermaphrodite
465 - _form is sometimes absent in platyhehminthes.
Larval
466 - Fasciola is endoparasite of:
Sheep
467 - Fasciola has _for attachment to host tissues.
Suckers
468 - Fasciola completes its life cycle in:
Two hosts
469 - Coelenterates are :
only Aquatic
470 - _may reach upto two meters.
Polyp
471 - There are_basic forms of cnidaria.
2
472 - Two basic forms of cnidaria are:
Polyps and medusa
473 - Polyps are named as:
Gastrozoids
474 - Medusa is_.
Umberella like
475 - Medusa are:
Free swimming
476 - _is involved in sexual reproduction.
Medusa
477 - Polyps are_animals:
Cylindrical
478 - Medusa contains:
Gonads
479 - The word animalia is derived from:
Latin
480 - Word "Animalia " means:
Breath or soul
481 - According to two kingdom classification system multicellular animals were called:
Metazoa
482 - In traditional systems single celled animals were called:
Parazoa
483 - Five kingdom classification system was given by:
Robert Whittaker
484 - According to five kingdom classification system protozoa belong to:
Protoctista
485 - Which one is most impressively present in animals:
All of these
486 - Simplest organisms belong to:
Parazoa
487 - _is phylum of protozoa:
Porifera
488 - Body of parazoa is:
Both a and c
489 - Mouth is surrounded by:
Tentacles
490 - Coelentrates are:
Carnivores
491 - Nervous system in Cnidaria is in the form of:
Plexus
492 - Corals contain:
Calcium carbonate
493 - CaCO3 is secreted by:
Epiderma cells
494 - Which of following cnidaria are seesile?
All of these
495 - _is an aggregation of individuals that perform different functions.
Colony
496 - Some colonial members may have upto_different types of zooids.
5
497 - Example of colony member having upto 5 zooids is:
Physalia
498 - Porifera are:
Macroscopic
499 - Single cavity inside the body of sponges is called:
Spongocoel
500 - Scolymastra joubini is _meter tall.
1
501 - Scolymastra joubini is:
Barrel like glass sponge
502 - The pores through which water enters are called:
Ostia
503 - Pores through which water leaves are called:
Osclum
504 - In sponges there is no-organs.
Both b and c
505 - Spongs are:
Sessile
506 - Sponges trap food by movement of:
Flagella of chaonocytes
507 - Porifera includes:
Both a and b
508 - Larva of hemichordata is called:
Tornaria
509 - Size of hemichordata is about:
10-40cm
510 - Acorn worms are included in:
Hemichordata
511 - Hemichordates have _bodies:
soft worm like
512 - Classes of hemichordates are:
3
513 - Flexible rod of cartilage present gut and dorsal nerve cord is:
Notocord
514 - Phylum Platyhelminthes consists of classes:
4
515 - Free-living Platyhelminthes have a well developed:
Both a and c
516 - In deutrostomes anus is formed from:
Blastopore
517 - In proterostomes coelom is formed by:
Mesoderm
518 - Animals containing coelomic cavity are called:
Schizocoelous
519 - Chordata and hemichordata belong to:
Deutrostomes
520 - Cleavage in which lines or planes of cleavage are not symmetrical between polar axis is called:
Spiral and determinate
521 - In spiral cleavage:
Lines are diagonal to polar axis
522 - Annilida, mullusca and arthropoda belong to:
Prtostotomes
523 - In deutrostomes coelom is developed as:
Outpouching
524 - Spiral cleavage produces:
Unequal cells
525 - In spiral cleavage blastopore has determined role in:
Formation of embryo
526 - Arachnida are without:
Antenna and true jaws
527 - Respiration in arachnida is through:
Book lungs
528 - Excretion in arachnids is through:
Malpigian tubules
529 - Eyes of arachinds are:
Simple
530 - Arachnids are:
Oviparous
531 - Which one is not example of class arachnida:
Wood louse
532 - Spiders have _eyes.
Eight
533 - Class myriapoda includes:
Both a and b
534 - Main achievement of arthropodes is:
Both a and b
535 - Which one is not true about chitin:
It is cellular
536 - Hag fishes are:
Hermophrodite
537 - Fertilization of fisces is:
External
538 - Body of chondrichthyes is:
Fusiform
539 - _Scales are present on the body of chondrichthyes is:
Placoid
540 - digestive system of chondrichthyes is:
J shaped
541 - _pairs of gills are present in chondrichthyes:
5 to 7 pairs
542 - chondrichthyes are:
Oviparous or vivoparous
543 - Some species of chondrichthyes reaches upto:
30-50 feet
544 - Bottom dwelling fishes are:
Both a and b
545 - In stig fishes tail is:
All of these
546 - Muscular , skeletal and reproductive system are developed:
Mesoderm
547 - Endoderm forms:
Both a and b
548 - Digestive system in triploblastic animals is:
Tube like
549 - Triploblastic animala are further divided into_catagories:
3
550 - Platyhelminthes are :
Acoelomates
551 - In acoelomates _fills cavity between endo and ectoderm.
Parenchyme
552 - Function of parenchyme is:
All of these
553 - Only_system is developed in acoelomates.
Excretory
554 - In acelomates Excretory system consist of:
All of these
555 - In acelomates space between_abd_is called pseudoceloem.
Body wall and digestive tube
556 - Which one is related to amphibians:
Both a and b
557 - Persistence of larval traits is called:
Pedomorphosis
558 - Dicondylic skull along with ten pairs of cranial nerves is found in:
Amphibia
559 - A frog has:
All of these
560 - In reptiles _of heart is incompletely partitioned .
Ventricle
561 - Partition ensures _through blood circulation.
More oxygen supply
562 - In_Ventricle is compeletely partitioned into two.
Crocodiles
563 - Reptiles flourished throughout _era.
Mesozoic
564 - Reptiles of today have been derived from dinosaurs of_.
Jurrasic and cretaceous
565 - Correctly matched pair is:
Chondrichthyes- cartilaginous endoskeleton
566 - Sensory organs are usually a pair of :
Both a and b
567 - Most arthropods contain_for exchange of gases.
Extensive tracheal system
568 - Main tube of tracheal system open to exterior through paired openings called:
Spiracles
569 - Aquatic arthropods respire through gills called:
Book lungs
570 - Circulatory system of arthropodes is:
Open
571 - Blood of arhropodes is:
Colourless
572 - Blood is colourless due to:
Lack of haemoglobin
573 - Exoskeleton provide surface area for:
Both a and c
574 - Arthropods can :
All of these
575 - Organ of locomotion are:
Both a and b
576 - Eutheria mammals are also called:
Placental mammals
577 - _maximum mammalian characteristics.
Placental mammals
578 - In_some hairs are modified into scale.
Both a and b
579 - Which is the largest living bird on Earth?
Ostrich
580 - There are over _living annelid species.
22000
581 - Subphylum Cephalochordata has species:
30
582 - Subphylum Cephalochordata has classes:
Two
583 - Subphylum Tunicata contains _species.
3000
584 - Subphylum Tunicata contains _classes.
4
585 - Example of class Appendicularia is:
larvaceans
586 - Aschelminthes are called:
Nematoda
587 - Nematoda means:
Pointed worms
588 - Body of nematoda is:
Unsegmented
589 - Pseudocoelom is filled with:
Protein rich fluid
590 - _were first to branch off the evolutionary tree from the last common ancestor of all animals.
Sponges
591 - Gemmules are also called:
survival pods
592 - A sponge can be distingushed by other animals due to presence of:
Choanocytes
593 - Larvae od sponges is called:
Amphiblastula larva
594 - Common bath sponge is:
Euplectella
595 - Digestion in sponges is:
Intracelluar
596 - Sponges are:
Hermophrodite
597 - Most sponges are :
Protandrous
598 - Sperms released in water are carried to eggs by_.
Amoeboid cells
599 - Fertilization of sponges occur in:
Mesenchyme
600 - Embryo development includes:
Both blastula and larval stages
601 - Which one is not related to porifera:
Hydra
602 - Typical marine ponge is:
Sycon
603 - A sponge that consist of erect tubes is:
Leucoselena
604 - Venus flower basket is common name of:
Euplectella
605 - _is fresh water sponge.
Spongilla
606 - Annelid means:
Little ring
607 - Annelids include organisms which are:
All of these
608 - Mouth of annelids is overhung by a loobed structure called:
Prostomium
609 - Excretory system of annelids consist of:
Nephridia
610 - Nervous syatem of annelids contain:
Simple brain
611 - Annelids are 1st group of invertibrates which have developed:
Circulatory system
612 - _system is absent in annelids.
Respiratory
613 - Locomotion in annelids is due to _types of muscles
2
614 - Circular muscles are arranged along _of body.
Circumference
615 - Longitudinal muscles are arranged along _of body.
Length
616 - 2nd host of fasciola is:
Snail,sheep or man
617 - Fasciola lives in:
Bile duct
618 - 1st host of fasciola is:
Sheep and occationally man
619 - Taenia is endoparasite of:
All of these
620 - Intermidiate hoste of tape worms is:
Pig or cattle
621 - Body of tapeworms is:
Ribbon like
622 - Body of tapeworms is divided into segments called:
Proglottids
623 - Proglottids manly contain:
Sex organs
624 - In platyhehminthes _layer is absent:
Epidermis
625 - There is degeneration of_in platyhelminthes.
Muscular and nervous system
626 - Subphylum Vertebrata contains_classes:
Five
627 - Example of class Thaliacea is:
All of these
628 - Characteristics of class myxini are:
Both a and b
629 - _ develops from the trochophore larva and has large, ciliated lobes .
Veliger larva
630 - Example of class Ascidiacea is:
sea squirts
631 - Primary function of notocord is:
To support body
632 - _is chief basic factor in development:
Endoskeleton
633 - All chordates develop paired gills in _stage.
Embryonic stage
634 - Paired gills are functional through out the life in:
Both a and c
635 - Gills paired is functional for shorter period of time in:
Frogs
636 - Vertebrates are called:
Craniates
637 - Lower chordates are also called:
Protochordates
638 - Chordata have _classes.
5
639 - In urochordates adults are sessile and inclosed in covering called:
Tunic
640 - Example of tunicates is:
Molgula
641 - Subphylum vertebrata is also called:
Craniata
642 - Higher chordates are:
Sub phylum vertebrata
643 - Vertebrata have _super classes.
2
644 - Pisces include _classes.
Three
645 - Tetrapoda includes _classes.
4
646 - Body of Pisces is:
Eel like
647 - Heart of pisces contains_auricles.
One
648 - Number of gills in pisces is:
6 to 14 pairs of gills
649 - Digestive system of pisces lack:
Stomach
650 - Contration of birds pectoral muscles pull the wings:
DownwardÂ
651 - Yolk is a _rich food store .
Fat
652 - Longitudinal migration occurs mostly in birds of :
Europe
653 - _are one of the deadliest species of venomous snakes.
King cobras
654 - Cephalochordata are:
dioecious  Â
655 - Placental mammals are called:
Eutheria
656 - Prototheria has characteristics of:
Both reptiles and mammals
657 - Counter current multiplier is the property of ?
Mammals
658 - _have green yellow blood.
Crotaline snakes
659 - In mammals the shortest gestation period of _ occurs in American opossum ?
121/2 days
660 - In ____ there is no separate digestive gland.
Insects
661 - In arthropod the need to moult during growth provide an opportunity for:
Metamorphosis
662 - Mosquito tansmits_that cause malaria.
Plasmodium
663 - Tse-tse fly transmits_.
Trypanosoma
664 - Tse-tse fly causes:
Both a and b
665 - _causes cholera.
Common house fly
666 - Some species of trypanosoma also causes disease in:
Cattles
667 - Scavengers eat up:
Both b and c
668 - Cephalopoda is _mollusca.
Highly active
669 - _of food is obtained from detrial organic particles.
0.8
670 - Adult sponges are :
Stationary
671 - Larvae of porifera is:
Able to move
672 - Skeleton of sponges needle like structure called:
Spicules
673 - Spicules may be :
Calcareous or siliceous
674 - Skeleton among_provide support.
Pinacocytes
675 - Spicules are present arround:
Osculum and ostia
676 - Sponges reproduce by method:
Both sexual and asexual
677 - Asexual reproduction in sponges is:
Budding
678 - Internal bud is called:
Gemmules
679 - All animals other than parazoa are included in:
Eumetazoa
680 - Eumatazoa are animals which:
Contain organized organs and tissues
681 - Eumatazoa _symmetrical animals.
Radial and bilateral
682 - About_phyla of animalia belong to eumatazoa.
29
683 - On th basis of body cavity animals are divided into_groups.
3
684 - Animals with out body cavity are called:
Acoelomates
685 - Animals with body cavity are called:
Coelomates
686 - Animals with false coelom are called:
Pseudocoelomates
687 - Animals with radial symmetry are:
Diploblastic
688 - In radial symmetry Two halfs are :
Mirror image of each other
689 - Chordates are divided into _Â subphyla.
Three
690 - About half of species are bony fish that are members of the_.
Pisces
691 - Study of sharks and rays is called:
Torpedology
692 - The oldest living fish is:
Coelocanth
693 - ________does not have lateral line organs.Â
Whale
694 - The Superclass Pisces are_.
Truly jawed vertebrates
695 - Group of fish called_show modification of aquatic breathing.
Dipnoi
696 - When fish is not swimming the swim bladder is filled with:
Air
697 - Phylum mollusca includes about_species.
50000
698 - Second largest phylum of invertebrates is:
Mollusca
699 - _is largest invertebrate animal.
Giant aquid
700 - Body of mollusa is covered by envelope called:
Mantle
701 - Mantle secrete_.
Calcareous shell
702 - Body of mollusa is :
All of these
703 - Mantle is present over the_.
Visceral mass
704 - Space between _contains gills in some animals.
Shell and mantle
705 - Rasping tongue is called:
Radulla
706 - Extretory system of mollusca contains:
Paired nephridia
707 - Organ of locomotin in earthworms is:
Setae
708 - Chaetae are absent in:
Leech
709 - Nereis produces larvae called:
Trochophore
710 - Which of following have burrowing activity:
Earth worms
711 - Most active segmented worm is:
Earthworms
712 - Annelids contains_classes.
3
713 - Which one is not true about class polychaeta:
Don't contan organ of locomotion
714 - Organ of locomotin in polychaeta is:
Parapodia
715 - Example of polychaeta is:
Both a and b
716 - Class oligochaeta have_segmentation.
Both internal and external
717 - The wings of the _birds are pointed backward.
Both egrets and herons
718 - Which one can see at night:
Owl
719 - What types of beaks a parrot has?
Curved beaks
720 - Common characteristic of kangaroo, parrot and platypus is:
Homeothermy
721 - Which bird has the longest eyesight ?
Eagle
722 - Which of the following bones form the wishbone of birds?
Clavicles
723 - Which one is related to duck dill:
All of these
724 - Which bird makes the loudest sound ?
White bellbird
725 - Abdominal pouch is called:
Marsupium
726 - Example of pouched mammals is:
All of these
727 - Obelia is_coelenterate.
Marine colonial
728 - Common name of Aurelia is:
Jelly fish
729 - In Aurelia _reduced and _is dominant.
Polyp , medusa
730 - Common name of Actinia is:
Sea anemone
731 - Actinia consist of:
Only polyp
732 - Body of which coelenterate is covered by calcium carbonate.
Madrepora
733 - ________are commonly called corals.
Madrepora
734 - Corals are formed by the secretions produced by specialized :
Both A and B
735 - Living plyps are found _of corals.
Surface layer
736 - Porifera are :
All are aquatic
737 - Total species of sponges are:
5000
738 - About _species are fresh water living.
150
739 - In sponges outer wall is called:
Pinacoderm
740 - Pinacoderm is made up of:
Pinacocytes
741 - Inner layer of sponges is called:
Choanoderm
742 - Choanoderm is made up of:
Collar cells
743 - Between two layers of sponges _is present.
Mesenchyme
744 - Mesenchyme contains:
All of these
745 - Poriferans range from few milimeters to_long.
1 meter
746 - Circulatory system of mollusca is:
Open
747 - Respiratory pigment is:
Haemocyanin
748 - Colour of haemocyanin is:
Blue
749 - Gaseous exchange is mostly through:
Gills
750 - In some cases _is converted into lungs.
Mantle
751 - Organ of locomotion in mollusca is:
Muscular foot
752 - Larvae of mollusca is called:
Trochophore
753 - Most molluscs are of?
Marine Habitats
754 - Which one is the â€Å“Pearl Mother Layerâ€?
Nacre
755 - The word molluscus comes from:
Latin
756 - In vitro fertilization in case of treatment of infertility in humans is
All
757 - In vitro fertilized eggs are called
pre embryo
758 - During test tube baby technique pre embryo which is entered into uterus is at how many cell stage
2 to 8 cell stage
759 - Treatment with which hormone is necessary to continue to promote favourable uterine environment for implantation in case of invitro fertilization
progesterone
760 - Abortion is
induced termination of embryo
761 - Miscarriage is
All
762 - If a baby is born before expected date of delivery this in known as
pre mature birth
763 - Which of the following can be cause of miscarriage
All
764 - Speciality of medicine which is concerned with dysfunction and disease of female reproductive system is
Gynecology
765 - Speciality in medical field dealing with study of pregnancy and birth is called
Obstetrics
766 - The sequence of all reproductive events in female reproductive system is known as
both a and b
767 - Menstrual cycle is further divided into
both a and b
768 - Those events which occur in ovaries are known as
ovarian cycle
769 - Those events which occur in uterus during menstrual cycle are known as
uterine cycle
770 - Events of ovarian cycle and uterine cycle are coordinated by pituitary hormone
gonadotropins
771 - Based upon changes and hormonal regulations female reproductive cycle is divided into
all
772 - In human female the periodic reproductive cycle is completed in how many days
28 days
773 - Development of primary follicles is stimulated by which hormone
Follicle stimulating hormone
774 - Degenerative process which causes breakdown of follicles is called
Follicle atresia
775 - Internal lining of uterus wall and vascularization of it takes place in the influence of which hormone
estrogen
776 - Increase of oestrogen cause
decrease of estrogen
777 - Which conditions are responsible for secretion of leutinizing hormone
both a and b
778 - Which hormone is responsible for ovulation
Leutinizing hormone
779 - Corpus leutium produces which hormone
progesterone
780 - The end or complete stop of menstrual cycle is known as
menupause
781 - If menstrual cycyle is not completed in 28 days and gets disturbed ,possible reason for this might be
all
782 - Ovulation takes almost how much time
less than 5 minutes
783 - When fertilization is nearly to take place cervical mucus is
thin and crystalline
784 - If fertilization does not occur then corpus luteum degenerates and it take place in which phase of reproductive cycle
secretory or post ovulatory phase
785 - Which hormone can be called as pregnancy supporting hormone
human chorionic gonadotropin
786 - Reproduction is essential for the survival of
both b and c
787 - Type of cell division in which chromosome content of the cell remains constant in successive generation is
mitosis
788 - Type of reproduction that requires only one parent is called
asexual
789 - Sperm and egg are produced by which type of cell division
miotic
790 - Reshuffling and recombination of genes is the characteristics of which type of cell division
meiosis
791 - Which one is the important factors in survival of species or population
All
792 - Artificial reproduction by asexual means
both a and b
793 - Natural reproduction by a sxeual means
All
794 - Disadvantage of cloning is
both a and b
795 - Tissue culturing in plants is regarded as
Artificial asexual
796 - In diplohaplontic life cycle of plants if the two generations are vegetatively similar it is reffered as
isomorphic
797 - If the plants have two distinct haploid and diploid generation this condition is reffered as
diplohaplontic life cycle
798 - Which of the following characteristics make the seed plants more adoptive and dominant
All
799 - Spermatophytes possess which important character for land adoptation
formation of pollen tube
800 - Which one of the following acts as vehicle for transfer of male gamete to ovule
pollen tube
801 - When haploid and diploid generation of plants regularly alternate with each other this condition in known as
alternation of generation
802 - In bryophytes green shoot is called
gametophyte
803 - Which generation of plants reproduces by sexual method
gametophyte
804 - In bryophytes male sex organ is known as
antheridium
805 - Female sex organ in bryophytes is
archigonium
806 - A physician or Gynaecologist specialises in
both a and b
807 - Which one is not a sexually transmitted disease
bacterial vaginosis
808 - Gpnorrhoa (sexually transmitted disease ) is caused by which bacteria
Neisseria gonorrhoeae
809 - Neisseria gonorrhoeae is a
gram negative bacteria
810 - In which disease mucus membrane of urinogenital tract is affected
Gonorrhoa
811 - If new born acquires serious eye infection then which disease do you think mother is suffering from
Gonorrhoa
812 - Damages to reproductive organs,eyes,bones,joints and skin occur in which disease
syphilis
813 - Syphilis is caused by which bacterium
both b and c
814 - Which disease is most frequently transmitted by sexual contact and cause infections of genitalia
genital herpes
815 - If during birth new born baby gets damage to eyes and CNS then mother is having which disease
genital herpes
816 - Effect of red light in flowering is reversed by
far-red
817 - Blue light sensitive protein pigments found in plants are
phytochrome
818 - Chrysanthemum,soyabean and strawbery are the example of
both a and b
819 - In cocklebur plant criticle dark period for flowering is about
8.5 hour
820 - In Henbane plants for flowering the the length of dark period is shorter than critical length and is about
13,hours
821 - Cucumber,maize and cotton are the examples of
Day neutral plants
822 - Light controlled development of form and structure of plants is known as
Photomorphogenesis
823 - Red light controls which of the following process in plants
All
824 - Phytochormes exists in which of the following two types
both b and c
825 - P730 absorbs which light for its conversion into P660
far red Light
826 - Ovulation is the process of
ejection of oocyte
827 - After ovulation ruptured follicle is transformed into a glandular structure known as
both b and c
828 - Site of fertilization is
all
829 - Initial part of female duct system is
oviduct
830 - oviduct has a longth of about
10 cm
831 - Site of implantation of embro is
uterus
832 - Uterus is also known as
womb
833 - Fundus,body and cervix are the portions of which structure
uterus
834 - Opening of cervix leads to which structure
vaginal canal
835 - Endometrium is the layer of
uterus
836 - Each ejaculatory duct empties into
both b and c
837 - A pair of seminal vesicle is present at the junction of
sperm duct and ejaculatory duct
838 - A pair of bulbourethral gland is located at the junction of
ejaculatory duct and urethra
839 - Smen is white sticky mixture of
sperms and secretions of accessory glands
840 - The amount of semen propelled during male ejaculation
2 to 5 ml
841 - Smen contains how many sperms per milli leter
20 to 150 million
842 - The process of sperm production is known as
spermatogenesis
843 - The process of spermatogenesis takes place in
seminiferous tubules
844 - Spermatogonia divide by which process to form primary spermatocytes
mitosis
845 - Primary spermatocytes give rise to secondary spermatocytes by
meiosis 1
846 - Honeybee males are
haploid
847 - Drones of honeybee produce sperm by means of
mitosis
848 - In honeybee if the haploid egg develop into haploid offspring it is called as
haploid parthenogenesis
849 - In aphids egg retain tha diploid number of chromosome and develop into young female without fertilization it is known as
diploid parthenogenesis
850 - In tissue culturing technique which tissue of plants is excised
cambium tissue
851 - In tissue culture technique which nutrients are supplied to cell for continuous growth
All
852 - Organisms produced from a single cell by subculturing (cloning) are called
clones
853 - In vertebrates for cloning nucleus of which cell is used
somatic cell
854 - Effect of action of antibodies,hormones,drugs can be effectively studied on
cloned cells
855 - Identical twins are formed by
separation of blastomeres
856 - If fertilization is internal and development is external then how harsh conditions are avoided
shelled eggs
857 - In oviparous animals which type of fertilization is common
internal fertilization
858 - Egg laying mammals are called
oviparous
859 - Animals which give birth to young one are called
viviparous
860 - Internal fertilization and internal development takes place in which class of mammals
viviparous
861 - If the internal development of young takes place in shelled egg and on complete development egg hatches this is known as
ovoviviparity
862 - Which one of the following provide more protection to their developing youngs
ovoviviparous
863 - Male reproductive system consists of
All
864 - Which one of the following is accessory duct of male reproductive system
both a and b
865 - Which one of the following is accessory gland of male reproductive system
seminal vesicles
866 - Which of the following reproductive tract diseases is caused by virus
both b and c
867 - World wide sexually transmitted disease is
AIDS
868 - Male gonads are
testes
869 - Skin pouch outside tha testis is called
scrotum
870 - Eech testis is divided into how many lobules
270 to 300
871 - Each lobule in human testis contains how many seminiferous tubules
one to four
872 - Spermatozoa move through the seminiferous tubule amd enter into which network for maturation
rete testis
873 - Spermatozoa are transported out of the testis by which duct
efferent ductules
874 - Which one is responsible for transport and storage of the sperms
epididymus
875 - Temperature inside testes is
35°
876 - The process of spermatogenesis takes place effeciently at temperature of
35°
877 - Epididymus is coiled around the testis and opens into
into vas deferens which joins ejaculatory duct
878 - Leyding cells are stimulated by
LH
879 - Which hormone is responsible for growth and development of germinal epithelium to form sperms
testosterone
880 - The hormone responsible for normal spermatogenesis is
inhibin
881 - Hormone inhibin is produced by which type of cells
sertoli cells
882 - Which of the following Hormone inhibits the secretion of LH and FSH from anterior pituitary
testosterone
883 - Components of female reproductive system
All
884 - Each ovary is held in place within peritoneal cavity with the help of
ligaments
885 - Ovaries are solid ,ovoid structures which measure in length about
3 to 5 cm
886 - Approximate width of ovary is about
2 to 3 cm
887 - Ovarian follicles contain
All
888 - Which of the following is known as sperm deformities
changes in sperm shape
889 - If antibodies are made against sperm by the males body than this infertility is referred to as
Autoimmune disorder
890 - Some chemical can interfere with endocrine glands and their hormones or their torget tissue and disturb the reproductive rate are called as
endocrine disrupting contaminants
891 - Which chemical can disturb the human fertility rate
DDT(dichloro diphenyl trichloroethane
892 - If hypothalamus and pituitary fail to prduce FSH and LH this condition in females can cause
Failure to ovulate
893 - If due to some infections fallopian tube is blocked this type of infertility in females is called
blocked oviduct
894 - Uterus damage may result from
both b and c
895 - When small pieces of endometrium start growing on other places may be in ovary it becomes different for an egg to be released this condition is known as
endometriosis
896 - If the first day of menstrual loss is 1st april on which date a woman is most likely to ovulate
44665
897 - If pregnancy is established then what happens to ovulation and menstruation during gestation period
remain stop
898 - Uterus comprise of
All
899 - Smooth muscles of which layer contract during child birth to expel the baby
myometrium
900 - Which one is the inner spnogy lining of the uterine cavity
endometrium
901 - Young embryo is implanted and remains in which layer of uterus untill birth
endometrium
902 - A narrow entrance from vagina to uterus is
cervix
903 - Vagina is a thin walled long tube length of about
8 to 10 cm
904 - Vagina is also called as
birth canal
905 - Which of the following is the function of female reproductive system
All
906 - The process of egg formation in females is known as
oogenesis
907 - The process of oogenesis starts in female
in foetal stage
908 - Fraternal twins or triplets are formed by
fertilization of more than one egg
909 - Which of the following are the characteristics of mitosis
both b and c
910 - Which process is necessary to prevent the doubling of chromosome in next generation
both b and c
911 - Less differentiated animals and micro organisms usually posssess
mitosis
912 - Large number of offspring can be obtained by which mechanism
mitosis
913 - Advance mode of sexual reproduction in animals involves
unisexuality
914 - In plants which type of sexuality is retained
both a and b
915 - Aquatic environment usually supprots which type of fertilization
external fertilization
916 - Which type of fertilization occurs in terrestrial environment
internal fertilization
917 - In internal fertilization development may be
both a and b
918 - Which conditions cause labour pain
All
919 - Which hormone provides the force to expel fetus from uterus
oxytocin
920 - Separation of placenta from uterus takes place
10 to 45 minutes after birth
921 - Removel of placenta is known as
after birth
922 - Correct sequence of outer embryonic membrane
Amnion,allontoise,chorion
923 - Average loss of blood in a delivery is about
350 cubic centimeter
924 - Failure to achieve pregnancy is known as
infertility
925 - State of having no sperms is known as
Azoospermia
926 - Azoospermia in males is usually caused due to
blockage in sperm ducts
927 - Oligospermia is condition of
having less than normal amount of sperms
928 - Respiratory activity climacteric is associated with production of
ethane
929 - When shoot meristems start producing floral buds ,flowering at that time is mainly affected by
photoperiod
930 - Photperiod and temperature affect which one
All
931 - Photoperiodism was first studied by
both a and b
932 - Tobacco plant is a
both a and b
933 - Plants in which flowering take place regardless of the effect of photoperiod are called
day neutral plants
934 - Which of the following is actually critical for for onset of flowering in plants
length of dark period
935 - If the short day plants are interrupted by short light perid at night then what happens
flowering is prevented
936 - Which light effects the flowering in plants
red
937 - Which light is effective in preventing flowering
red
938 - Primary spermatocytes are
diploid
939 - Secondary spermatocytes differentiate into
spermatids
940 - Secondary spermatocytes differentiate into spermatids by the process of
meiosis11
941 - Round, non motile,haploid thess are the characteristics of
spermatid
942 - Motile and active spermatid is called
sperm
943 - In a healthy adult male,how mamy sperms formed every day
400 million
944 - Process of spermatogenesis is controlled by the hormones of
both b and c
945 - Secretion of FSH and LH is controlled by which hormone of hypothalamus
Gonadotropin releasing factor
946 - Which cells nousirh the sperms
sertoli cells
947 - Sertoli cells are stimulated by which hormone
FSH
948 - Which cells help in fertilization by guiding the pollen tube
synergids
949 - Two polar nuclei fuse to form
fusion nuclei
950 - Union of one sperm with egg and other with fusion nuclei is known as
double fertilization
951 - How many synergid cells are found in embryo sac
two
952 - How many antipodal cells are found in embryo sac
three
953 - Double fertilization is found in
angiosperms
954 - Fruit development without fertilization is known as
parthenocarpy
955 - Parthenocarpy can be induced artificially by using which chemical
auxins
956 - After fertilization fusion nucleus develops into which structure
endosperm
957 - Source of food for yound embryo is
endosperm
958 - Oogonia surrounded by single layer of follicle cells are known as
primary follicle
959 - Meiotic division begins in
primary follicle
960 - The primary oocytes cannot complete mieosis and is arrested in
prophase 1
961 - Through child hood about 10 to 14 years primary follicles in female remain in the state of
prophase 1
962 - Primary oocytes are
diploid
963 - Secondary oocytes are
haploid
964 - Primary oocyte divide by meiosis and produce
all
965 - In human female secondary oocyte is arrested in
metaphase 11
966 - If secondary oocytes is fertilized ny ovum it completes meiosis 11 and yields
both a and b
967 - The main reason for degeneration of polar bodies is
both a and b
968 - Multicellular structure in which male and female sex organs are intermixed are
paraphyses
969 - If the two sex organs are found on the same plants the condition is known as
monoecious
970 - If the male and female gamte are found on the separate plants this condition is known as
dioecious
971 - In bryophytes sporophyte generation consists of
all
972 - Spore in sporophyte generation are formed by
meiosis
973 - In moss plant spores germinate to form an alga like structure called as
protonema
974 - Opening in ovule is called
micropyle
975 - Megasporocyte of the ovule undergoes meiosis to form how many haploid cells
four
976 - Which division take place in megaspore to form two haploid nuclei
two
977 - Which cells are found in embryo sac
All
978 - During day a plant contains which form of phytochromes
P730
979 - At night time plants contain which phytochrome more
P660
980 - For measuring the duration of darkness which mechanism provide a clock to plants
conversion pf P730 to P660
981 - Biennials and perennials are stimulated to flower at low temperature this is called
vernalisation
982 - Plants in which vernalisation occurs low temperature is received by which parts of plant
both a and b
983 - Which hormone is responsible for the induction of vernalisation in plants
gibberellins
984 - Which mechanism is responsible for synchronization of reproductive behaviour of plants with their environment
both a and b
985 - Common asexual method of reproduction in animals are
All
986 - Parthenogenesis takes place in which of the following animals
both a and b
987 - In honeybees male develop by
parthenogenesis
988 - Most birth control pills contain which hormone
progesterone
989 - Total gestation period in human female is about
both b and c
990 - Which hormone is secreted by placenta
progesterone
991 - Premature birth and miscarriage occur due to defficiency of which hormone
progesterone
992 - Human placental lactogen is secreted by
placenta
993 - Development of mammary glands for lactation is done with which hormones
both b and c
994 - In the beginning of 3rd month of pregnancy human embryo is known as
fetus
995 - Most of the organs are formed by the
12th week of pregnancy
996 - Initial stage of birth is stimulated by
fetal hormone
997 - Decrease in progesterone production in mother is stimulated by which hormone of fetus
corticosteroids
998 - Endosperm is
triploid
999 - The embryo consists of
All
1000 - A mature ripened ovary is known as
fruit
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