1 - About which of these number of oocytes are shed by a female frog in one copulation:
500
2 - Copulation in frogs is called:
Amplexus
3 - Copulation in frogs occurs
July to September
4 - Copulation in frogs occurs:
From late night to end of dawn
5 - Copulation in rabbits is termed:
Coitus
6 - Copulation in rabbits occurs during:
February to May/June
7 - During spermatogenesis how many spermatids are formed from one primary spermatocytes:
Four
8 - Eggs in frogs are enclosed in a jelly like mass which is called :
Spawn
9 - Fertilization in frogs is:
External and takes place in water
10 - Fertilization in rabbits is:
Internal and takes place in upper portion of fallopian tubes
11 - Gametogenesis has which of these:
All these sequentially
12 - How many ootids are formed from one primary oogonium during oogenesis:
One
13 - How many polar bodies are formed during the maturation of oocyte in frog:
Two
14 - How many primary oogonia will be required to form 100 over
100
15 - In rabbits during how much time the sperms reach the upper portion of fallopian tubes:
4 hour of inseminization
16 - Out of several sperms which one in frogs is able to fertilize the ovum:
One that is adhering the animal hemisphere
17 - Ova were first identified by:
Von Baer
18 - Process of sexual reproduction in animals involves:
All of these
19 - Release of oocyte from Graffian follicle in rabbit is done by:
Release of leutinizing hormone from pituitary
20 - Semen in rabbit reaches from vagina to upper fallopian tube by:
Peristalisis caused by ejaculation of semen into vagina
21 - Significance of meiosis during gametogenesis lies in the fact that it:
Is responsible for both of these
22 - Spermlysin in rabbits digests the cells of:
Zone pellucida
23 - Sperms are derived from mother cells called:
Primary spermatogonia
24 - The spawn of frogs always is seen on the surface of pond because:
Jelly is bouyant and keeps them on surface to provide them with proper heat and facilitate heat loss
25 - Which of the sperm fertilizes the ovum in rabbits:
One that is ahead of all the sperms
26 - Which of these cell divisions occur during formation of primary spermatocytes from primary spermatogonium:
Meiosis
27 - Which of these enzymes digest cells of corona radiata in rabbits:
Hyaluronidase
28 - Which of these enzymes helps in fertilization in case of frogs:
Sperm lysine
29 - Which of these is haploid structure:
Secondary spermatocyte
30 - Who discovered sperms for the first time:
Leeuwenhock
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