Gymnosperms are a diverse group of seed-producing plants that are one of the earliest evolutionary lines of seed plants. As a result, they are often a topic of interest for those working in botany and horticulture, and they may also appear on job tests for these fields. To help you prepare, Examtry will provide a set of multiple-choice questions (MCQs) on gymnosperms, covering a range of topics from their biology and classification to their evolution and ecology. With continued study and practice on the platform of Examtry.com, you'll be on your way to becoming an expert in the Gymnosperms in no time.
MCQs under the topic of Gymnosperms covers all tests conducted by FPSC, NTS, KPSC, PPSC, SPSC, BPSC, OTS, UTS, UPS, PTS, CTS, ATS, ETEA or any other institution. Anyone who wants to pass job test comprising one paper or MCQs based test come on examtry.com and get prepared himself.
1 - A dwarf shoot with its foliage leaves is called ?
Spur
2 - According to recent classification gymnosperms divide into division?
4
3 - After how many years cycas leaves fall ?
2
4 - After prothallus cell larger cell become ?
Generative cell
5 - Bentham and Hooker divided the gymnosperms in groups?
3
6 - Coulter divided gymnosperms into orders?
6
7 - Cycas have same characteristics with ?
Pteridophytes
8 - Cycas stem have scales colour ?
Brown
9 - Ephedra have leaves shape ?
Scale leaves
10 - Ephedrine extracted from ?
Ephedra
11 - Formation of several embryos in a single gametophyte is called ?
Polyembryony
12 - Gymnosperms body is divided into parts?
All
13 - Gymnosperms have regulation generation is known as ?
Heteromorphic
14 - How many archigonia are produced towards the micropylar end ?
3
15 - How many cells divides by functional megaspore ?
256
16 - How many classes in cycadophyta?
3
17 - How many cotyledons in embryo?
2
18 - How many genera of Coniferopsida?
50
19 - How many ovules in each ovuliferous scales?
2
20 - How many prothelial cells present in pollen grains?
2
21 - How many species in Genus Pinus ?
90
22 - How many species of Coniferopsida?
500
23 - How many species of pinus are found in Pakistan?
4
24 - How many types of leaves present in pinus ?
2
25 - In cycas embryo divide osphere divides into?
200 to 300 cells
26 - In pollen grain small cells divided and form?
Prothallus
27 - Inner integument elongated at the apex in ovule to form a long tube is called ?
Micropyler tube
28 - Kaffir bread prepared from the pith of following ?
Encephalartos
29 - Male gametophyte produce following tube ?
Pollen tube
30 - Megaspores are developed into?
Megasprophyll
31 - Microspores are developed in ?
Microsporophyll
32 - Papers like newsprint writing and printing paper are prepared from ?
All
33 - Parenchymatous cells adjacent to the phloem are called ?
Aluminous cell
34 - Pinus branches have length ?
1 to 2 cm
35 - Pinus root externally bounded by ?
Epiblema cell
36 - Pteridospermopsida have seed ferns ?
Extinct
37 - Red Ceder wood oil is extracted from the ?
Juniperus Virginiana
38 - The broader end of the ovuliferous scale has projection is called?
Umbo
39 - The cells of peripheral region of the cortex are loosely arranged and form ?
Palisade layer
40 - The lower region of the nucellus is known as ?
Nutritive region
41 - The outer tissues of periderm are transformed into ?
Bark
42 - The transfer of pollen grains from male cone to micropylar end of the ovule on female cone is called ?
Polination
43 - Vascular cambium involved in which growth ?
Secondary growth
44 - What is the colour of Foliage leave ?
Green
45 - What is the length of male cone ?
1 to 2 cm
46 - What is the shape of foliage leave ?
Needle like
47 - When branches areoccuring two distinct form is called?
Dimorphic
48 - When parenchyma cells adjacent to xylem is called ?
Tracheidal cells
49 - Which of following are known as fertile leaves ?
Megasporophyll
50 - Which of the following are naked seeded non flowering plants ?
Gymnosperms
51 - Which of the following activity produce in bark on the surface ?
Phellogen
52 - Which of the following are Gymnosperms plants?
Heterosporous
53 - Which of the following are megaspores?
Large spores
54 - Which of the following are scales leave ?
Microphyllous
55 - Which of the following are small spores ?
Microspores
56 - Which of the following are thin membranous and are directly attach to the central axis are called?
Bract scales
57 - Which of the following are used in making stuffing pillows and making mattresses?
Cycas and Macrozam
58 - Which of the following body of Pinus plant?
Sporophytic
59 - Which of the following body of plants of gymnosperms ?
Sporophytic
60 - Which of the following borne on the exposed surface of fertile leaves ?
Ovule
61 - Which of the following carry the pollen grains to the surface of nucellus?
Micropyle
62 - Which of the following cell develop into embryo?
Suspensor
63 - Which of the following cells cant take part in the embryo?
Rosette cell
64 - Which of the following cells is upper most tiers ?
Rosette cell
65 - Which of the following cells present in pinus cortex?
Parenchyma cell
66 - Which of the following class of Cycas?
Cycadopsida
67 - Which of the following class of ginkgophyta?
Ginkopsida
68 - Which of the following class of gnetophyta?
Gentopsida
69 - Which of the following class of Pinus?
Pinopsida
70 - Which of the following colour of scale leaves?
Brown
71 - Which of the following cone small ?
Male
72 - Which of the following constitute about 1/3 of the world forests?
Gymnosperms
73 - Which of the following cuticle covered the epidermis in pinus ?
Thin
74 - Which of the following division of Cycas?
Cycadophyta
75 - Which of the following division of pinus?
Pinophyta
76 - Which of the following evergreen tall tree?
Pinus
77 - Which of the following family of cycas?
Cycadaceae
78 - Which of the following family of pinus?
Pinaceae
79 - Which of the following formed by xylem parenchyma and tracheid?
Xylem
80 - Which of the following genus of cycas ?
Cycas
81 - Which of the following genus of pinus?
Pinus
82 - Which of the following give light weight wood?
Chir
83 - Which of the following growth plan in cambium?
Secondary growth
84 - Which of the following gum used for the antidot for snake bites ?
Cycas gum
85 - Which of the following gymnosperms have spores ?
A and b both
86 - Which of the following has large number of resin canals?
Cortex
87 - Which of the following is called living fossils?
Cycas
88 - Which of the following is closely related to pteridophytes and angiosperms ?
Gymnosperms
89 - Which of the following is ephedra reproductively ?
Diecious
90 - Which of the following is independent and dominant ?
Sporophyte
91 - Which of the following is obtained from pith and cortex of C.revolute?
Sago starch
92 - Which of the following is permanently retained within the ovules?
Femalegametophyte
93 - Which of the following is the beginning of gametophyte generation ?
Oospore
94 - Which of the following layered covered the surface of leaf?
Epidermis
95 - Which of the following layers cells are rich in chloroplast ?
Mesophyll
96 - Which of the following layers in roots of cycas present on beneath the upper epidermis?
Hypodermis
97 - Which of the following leave fibers obtained?
Cycas and Macrozamia
98 - Which of the following leave of cycas ?
Foliage leave
99 - Which of the following leave of pinus ?
Foliage leave
100 - Which of the following leaves are small membranous ?
Scale leaves
101 - Which of the following leaves are used for preparing basket mats hats and brooms?
Cycads
102 - Which of the following leaves covered the ovule ?
Megasprophyll
103 - Which of the following leaves function of protection?
Scale leaves
104 - Which of the following length of cycas leave ?
6 feet
105 - Which of the following main strengthening tissue of the leaf?
Hypodermis
106 - Which of the following major part of temperate forest in the world?
Gymnosperms
107 - Which of the following meaning of gymno?
Naked
108 - Which of the following meaning of spermae?
Seed
109 - Which of the following month of second year pinus fertilization complete?
June
110 - Which of the following most successful groups of seed plants ?
Gymnosperms
111 - Which of the following name of gymnosperms groups?
All
112 - Which of the following narrow strip present between xylem and phloem ?
Cambium
113 - Which of the following obtained from Pinus succinifera?
Amber
114 - Which of the following order of cycas?
Cycadales
115 - Which of the following order of pinus?
Pinales
116 - Which of the following outermost layer of root?
Piliferous
117 - Which of the following part obserb water and minerals for plants?
Root
118 - Which of the following period gymnosperms become dominant ?
Jurassic perios
119 - Which of the following plants fossils are found near coal and oil deposits?
Gymnosperms
120 - Which of the following plants leave cooked as vegetables?
Cycas
121 - Which of the following plants seed are edible ?
Chilgoza
122 - Which of the following prepared into flour and cooked before eating?
Cycas rumphi and dioon
123 - Which of the following present at the centre of root ?
Pith
124 - Which of the following present below the general surface of leaf?
Sunken stomata
125 - Which of the following process in sticky fluid exudes from the microphyle of the ovule ?
Polination drop
126 - Which of the following produce scaly bark ?
Phellogen
127 - Which of the following Proivde edible oils?
C.revolute
128 - Which of the following protect the radical of the embryo?
Coleorhiza
129 - Which of the following provide mechanical support to plants?
Root
130 - Which of the following region gymnosperms become abundant ?
Temprate
131 - Which of the following reproduction is absent in gymnosperms ?
vegetative
132 - Which of the following root is diarch ?
Young
133 - Which of the following roots are infested with a fungus to form mycorrhizae?
Young
134 - Which of the following scales are present on the venteral surface of each bract scale?
Ovuliferous scale
135 - Which of the following stem have cork cambium?
Old
136 - Which of the following Step polination take place in Pinus?
Ovule
137 - Which of the following tincture of cardiac stimulant?
Ephedra
138 - Which of the following tissue are formed from the inner cell cortex ?
Spongy tissue
139 - Which of the following tissue is present at center of root ?
Vascular
140 - Which of the following used against malignant ulcers?
Cycas gum
141 - Which of the following used as mounting medium in biological preparation?
Canada Balsam
142 - Which of the following used for cleaning microscopic preparation and for oil immersion lenses?
Juniperus Virginiana
143 - Which of the following used for curing blood vomiting and flatulence ?
Cycas revolute
144 - Which of the following used in leather industries ?
Tannins
145 - Which of the following used in treating asthma cough and cold ?
Ephedra
146 - Which of the following wood have resistant to fungus ?
Deodar
147 - Which of the following wood is highly valueable in market?
Conifers
148 - Which of the following wood is prepared from podocarps?
Plywood
149 - Which of the following wood resist insect attack?
Conifers
150 - Which of the following wood used for the doors,poles beams and railway wagon flooring?
Pinus
151 - Which plants are grown in temples in china and japan ?
Cycas and Ginkgo
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