The part of reproductive system in male which neither produces hormones nor sperms is
seminal vesicles
cowper's glands
prostrate glands
all of these
Correct Answer :
D. all of these
Related Questions
Amnion is an extra-embryonic embrane which develops during the embryonic development of
cockroach
lizard
toad
fish
The gestation period of rabbit is
28 - 32 days
60 - 70 days
20 - 25 days
80 - 90 days
The testes secrete a group of hormones called
progestogens
androgens
estrogens
tropic hormones
One of these is polyestrous
Sheep
Bitches
Cows
Goats
The part of reproductive system in male which neither produces hormones nor sperms is
seminal vesicles
cowper's glands
prostrate glands
all of these
In the male rabbit, the testes are located in
thoracic cavity
pericardial cavity
abdominal cavity
extra-abdominal scrotal cavity
The structure of the male reproductive system that corresponds to oviduct of the female system is
seminiferous tubules
epididymis
vas deferens
urethra
The simplest type of placenta found in man is
Haemochorial
Epitheliochorial
Syndesmochorial
Haemo-endothelial
The testis are found in the abdomen in
kangaroo
elephant
rabbit
goat
Gestation period in man is a about
10 weeks
28 weeks
32 weeks
35 weeks
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
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
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
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
Which of the following animals are hermaphrodites?
Tapeworm
Leech
Earthworm
All of these
In the human menstrual cycle, ovulation occurs around
day 10
day 14
day 8
day 22
Fertilizers are substances emitted from
mature eggs
immature eggs
sperms
polar body
The sperm count increases
if a person takes hot bath at 43 - 45°C for 30 minutes per day
if a person wears althletic supporters
during summer months
during winter months
The hormone which shows a single mid cycle peak in the human female is
FSH
LH
oestrogen
progesterone
Gubernaculun connects
testis to scrotum
ovary to the body wall in abdomen
the two muscles
the two bones
Amniotic fluid protects the foetus from
degeneration
encystment
jerks
none of these
The female rabbit is
spontaneous ovulator
seasonal ovulator
induced ovulator
natural ovulator
Sustentacular cells are found in
testis of mammals
testis of Ascaris
ovary of mammals
pancreas of frog
Clitoris in mammals is
homologous to penis
analogous to penis
functional penis in female
non-functional penis in male
The placental barrier between animal and foetal blood is minimum
goat
cow
pig
man
In the testis of rabbit, the hormone secreting cells are
spermatogonia
spermatocytes
sustentacular cells
cells of Leydig
Allantois of the mammalian embryo helps in
respiration
excretion
protection
nutrition
Graffian follicles are characteristically found in the
ovary of mammal
ovary of frog
testis of frog
testis of mammal
Amnion helps in
respiration
excretion
nutrition
protection from shocks
The process of spermatogenesis in human testis is completed in
74 days
90 days
56 days
32 days