241. First cleavage plane is normally

A Right angle to entry site of sperm
B Parallel to entry site of sperm
C Right angle to pole axis
D Random
Answer :   Right angle to entry site of sperm
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242. Secondary sex organ is

A Testis
B Ovary
C Beard
D Vasa deferens
Answer :   Vasa deferens
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243. Completion of gastrulation is indicated by

A Obliteration of archenterone
B Obliteration of blastocoel
C Closing of blastopore
D Closing of neural tube
Answer :   Obliteration of blastocoel
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244. Egg is liberated from ovary in

A secondary oocyte stage
B primary oocyte stage
C oogonial stage
D mature ovum stage
Answer :   secondary oocyte stage
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245. Noncleiodic eggs occur in

A Birds
B Fish
C Reptiles
D Platypus
Answer :   Fish
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246. Which is not correct about sustenacular cells

A It is situated in between the germinal epithelial cells
B It is related with nutrition of sperm
C It forms blood testis barrier
D It forms testosterone from oestrogen
Answer :   It forms testosterone from oestrogen
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247. Parturition duct in female is called

A Uterus
B Oviduct
C Vagina
D Cervix
Answer :   Vagina
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248. In case of nonfertilization, corpus luteum

A Stops secrting progesterone
B Changes to corpus albicans
C Starts producing progesterone
D None of the above
Answer :   Changes to corpus albicans
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249. In gastruation, which is (are) formed

A Endoderm
B Mesoderm
C Etoderm, endoderm
D Ectoderm, mesoderm, endoderm
Answer :   Ectoderm, mesoderm, endoderm
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250. Common duct formed by union of vas- deferens and duct from deminal vesicle is

A Urethra
B Tunica-vasculosa
C Ejaculatoy duc
D Spermatic duct
Answer :   Ejaculatoy duc
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