In the human menstrual cycle, ovulation occurs around
day 10
day 14
day 8
day 22
Correct Answer :
B. day 14
Related Questions
In the male rabbit, the testes are located in
thoracic cavity
pericardial cavity
abdominal cavity
extra-abdominal scrotal cavity
The placental barrier between animal and foetal blood is minimum
goat
cow
pig
man
In which of the animals, the fertilization occurs externally in water ?
Hydra
Earthworm
Frog
Cockroach
Gestation period in man is a about
10 weeks
28 weeks
32 weeks
35 weeks
The testis are found in the abdomen in
kangaroo
elephant
rabbit
goat
Rupturing of follicles and discharge of ova is known as
copulation
ovulation
oviposition
conjugation
In the human menstrual cycle, ovulation occurs around
day 10
day 14
day 8
day 22
In rabbit, the sperms are stored and nourished in
testes
vasa deferentia
epidydymis
spermatic cord
Allantois of the mammalian embryo helps in
respiration
excretion
protection
nutrition
Amnion helps in
respiration
excretion
nutrition
protection from shocks
The region where the sperm enters egg is called
equator
rseceptive cone
animal pole
vegetal pole
One of these is polyestrous
Sheep
Bitches
Cows
Goats
A woman's fertility ceases at about 49-55 years. This is known as
gestation
menstruation
puberty
menopause
Fertilizers are substances emitted from
mature eggs
immature eggs
sperms
polar body
bartholine glands are found and associated with
female reproductive organs of cockroach
male reproductive organs of earthworm
male reproductive organs of rabbit
female reproductive organs of rabbit
In the testis of rabbit, the hormone secreting cells are
spermatogonia
spermatocytes
sustentacular cells
cells of Leydig
Graffian follicles are characteristically found in the
ovary of mammal
ovary of frog
testis of frog
testis of mammal
After a sperm has entered an ovum in the process of fertilization, entry of further sperms is prevented by
development of the vitelline membrane
development of the pigment coat
condensation of yolk
formation of fertilization membrane
The process of spermatogenesis in human testis is completed in
74 days
90 days
56 days
32 days
The structure of the male reproductive system that corresponds to oviduct of the female system is
seminiferous tubules
epididymis
vas deferens
urethra
Placenta is the region, where
foetus is supplied by maternal blood
foetus receives maternal blood and nutrition
embryo is enclosed by membranes
embryo is attached to mother by umbilical cord
The gestation period of elephant is about
11 months
10 months
15 months
22 months
Clitoris in mammals is
homologous to penis
analogous to penis
functional penis in female
non-functional penis in male
Cryptorchidism is a condition in which testes are
surgically removed
not developed in foetus
unable to produce sperms
unable to descend into scrotal sacs
Amniotic fluid protects the foetus from
degeneration
encystment
jerks
none of these
The testes secrete a group of hormones called
progestogens
androgens
estrogens
tropic hormones
The seminal vesicle in rabbit is found at the junction of
prostrate and Cowper's glands
porstrate and vasa deferens
prostrate and urethra
vasa deferens and testis
The gestation period of rabbit is
28 - 32 days
60 - 70 days
20 - 25 days
80 - 90 days
The female rabbit is
spontaneous ovulator
seasonal ovulator
induced ovulator
natural ovulator
One of the following accessory glands in the male reproductive system produces secretions that neutralise the acidity in the urethra and in the female genital tract. This is necessary for survival of sperms. This fluid is secreted by
seminal vesicle
prostrate gland
cowper's gland
coagulating gland