281.
Process by which Graffian follicles are formed in the ovary is known as
A
Oogenesis
B
Luteirisation
C
Folliculogenesis
D
All of the above
Answer :
Folliculogenesis
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282.
Uterus - masculinus in mammals is derived from
A
Inguinal canal
B
Wolfian's duct
C
Mullerian fuct
D
Ejeculatory duct
Answer :
Mullerian fuct
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283.
Which one of the following is the correct matching of the events occurring during menstrual cycle?
A
Proliferative phase: Rapid regeneration of myometrium and maturation of Graffian follicle
B
Development of corpus luteum : Secretory phase and increased secretion of progesterone
C
Menstruation: Breakdown of myometrium and ovum not fertilised
D
Ovulation: LH and FSH attain peak level and sharp fall in the secretion of progesterone
Answer :
Development of corpus luteum : Secretory phase and increased secretion of progesterone
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284.
Meaning og oligospermia is
A
Eggs are fertlized in less number
B
Less number of sperms in semen
C
More number of sperms formed
D
Inactive spem are formed
Answer :
Less number of sperms in semen
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285.
Degenerative process of follicles or eggs in ovary is called
A
Metagenesis
B
Atresia
C
Regression
D
None of the above
Answer :
Atresia
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286.
Meiotic division of the secondary oocyte is completed
A
At the time of copulation
B
After zygote formation
C
At the time of fusion of a sperm with an ovum
D
Prior to ovulation
Answer :
At the time of fusion of a sperm with an ovum
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287.
Scrotum communicates with abdominal cavity through
A
Urethra
B
Inguinal canal
C
Vas-deferens
D
Epididymis
Answer :
Inguinal canal
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288.
Expanded proximal part of oviduct in female is
A
Uterus
B
Fallopian tube
C
Fimbriated funnel
D
Vestibule
Answer :
Fimbriated funnel
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289.
The chemical substance called fertilizin performs which of the following function
A
It activates the sperm
B
It attracts the sperm by positive chemotaxis
C
It agglutinates sperm
D
None of the above
Answer :
It agglutinates sperm
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290.
The blustula of reptiles and birds is known as
A
Coeloblastula
B
Discoblastula
C
Amphiblastula
D
Superficial
Answer :
Discoblastula
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