The testis are found in the abdomen in
kangaroo
elephant
rabbit
goat
Correct Answer :
B. elephant
Related Questions
The simplest type of placenta found in man is
Haemochorial
Epitheliochorial
Syndesmochorial
Haemo-endothelial
The site of fertilization in the female mammalian reproductive system is
vagina
uterus
fallopian tube
ovarian fimbriae
A woman's fertility ceases at about 49-55 years. This is known as
gestation
menstruation
puberty
menopause
The structure that attaches testis to dorsal body wall is
tunica albuginea
scrotal sac
mesorchium
gubernaculum
Clitoris in mammals is
homologous to penis
analogous to penis
functional penis in female
non-functional penis in male
In rabbit, the sperms are stored and nourished in
testes
vasa deferentia
epidydymis
spermatic cord
In which of the animals, the fertilization occurs externally in water ?
Hydra
Earthworm
Frog
Cockroach
Gubernaculun connects
testis to scrotum
ovary to the body wall in abdomen
the two muscles
the two bones
The process of spermatogenesis in human testis is completed in
74 days
90 days
56 days
32 days
The hormone which shows a single mid cycle peak in the human female is
FSH
LH
oestrogen
progesterone
In the human menstrual cycle, ovulation occurs around
day 10
day 14
day 8
day 22
Those person in which testes does not descend into scrotal sac
show normal secondary sexual characters as the Leydig cells are unaffected
are normal in every respect except that they lack ability to procreate
the testes are comparatively smaller in size
all of these
Sustentacular cells are found in
testis of mammals
testis of Ascaris
ovary of mammals
pancreas of frog
Embryo of a mammal is surrounded by
yolk
amniotfe fluid
both
none of these
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
In the testis of rabbit, the hormone secreting cells are
spermatogonia
spermatocytes
sustentacular cells
cells of Leydig
The female rabbit is
spontaneous ovulator
seasonal ovulator
induced ovulator
natural ovulator
The structure of the male reproductive system that corresponds to oviduct of the female system is
seminiferous tubules
epididymis
vas deferens
urethra
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 bidder canals help to pass out
ova
sperms
bile
saliva
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 part of reproductive system in male which neither produces hormones nor sperms is
seminal vesicles
cowper's glands
prostrate glands
all of these
Amniotic fluid protects the foetus from
degeneration
encystment
jerks
none of these
The structure formed after release of ova from Graffian follicles and secretory in nature, is
corpus callosum
corpus luteum
corpus albicans
corpus striatum
Cells of Sertoli are found in
testis of rabbit
testis of cockroach
testis of frog
liver of mammals
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
Fertilizers are substances emitted from
mature eggs
immature eggs
sperms
polar body
Graffian follicles are characteristically found in the
ovary of mammal
ovary of frog
testis of frog
testis of mammal
The placental barrier between animal and foetal blood is minimum
goat
cow
pig
man