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Reproduction Questions, Paper - 06 |
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Sr. No. |
Questions |
Answers |
1. |
Merobalstic cleavage is
(a) Total
(b) Spiral
(c) Incomplete
(d) Horizontal
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Answer: (c) |
2. |
Menstrual phase is followed by
(a) Luteal phase
(b) Follicular phase
(c) Fertilization
(d) Implantation
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Answer: (b) |
3. |
Membrana granulose is
(a) a layer of columnar cells around ova
(b) corona radiata
(c) a part of zona pellucida
(d) multilayer of follicular cells around ova
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Answer: (a) |
4. |
Maturation of sperms occurs in
(a) Vasa deferentia
(b) Epididymes
(c) Rete testis
(d) Vasa efferentia
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Answer: (b) |
5. |
Mammary glands are modification of
(a) Sebaceous glands
(b) Sweat glands
(c) Meibomian glands
(d) None of the above
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Answer: (a) |
6. |
Location and secretion of Leydig cells are
(a) Liver - cholesterol
(b) Ovary - estrogen
(c) Testis - testosterone
(d) Pancreas - glucagon
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Answer: (c) |
7. |
Location and secretion of Leydig cells are
(a) Liver - Cholesterol
(b) Testis - Testosterone
(c) Ovary - Oestrogen
(d) Pancrease - Glucagon
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Answer: (b) |
8. |
Life expectancy of sperms in the female tract is
(a) 48 hrs
(b) 12 hrs
(c) 60 hrs
(d) 36 hrs
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Answer: (a) |
9. |
Levels of estrogen and progesterone are minimum at the time of
(a) on set of menstrual phase
(b) secretory phase
(c) ovulation
(d) follicular phase
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Answer: (a) |
10. |
Inability of sperm to fertilize ovum is termed as
(a) impotence
(b) sterility
(c) prostatomegaly
(d) none of the above
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Answer: (b) |
11. |
In the testis, primary germinal cells undergo mitotic divisions to produce
(a) spermatozoa
(b) primary spermatocyte
(c) spermatogonia
(d) secondary spermatocyte
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Answer: (c) |
12. |
In the absence of acrosome, the sperm
(a) cannot penetrate the egg
(b) cannot get food
(c) cannot get energy
(d) cannot swim
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Answer: (a) |
13. |
In telolecithal egg
(a) yolk is present in the centre
(b) yolk is unevenly distributed
(c) yolk is absent
(d) yolk is present all over the ovum
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Answer: (b) |
14. |
In Mammals the tests occur in scrotal sacs outside the viscera because of the
(a) Presence of urinary bladder
(b) Presence of rectum
(c) Long vas deferens
(d) Requirement of low temperature for spermatogenesis
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Answer: (d) |
15. |
In humans, spermatogenesis takes about
(a) 74 days
(b) 30 days
(c) 100 days
(d) 24 days
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Answer: (a) |
16. |
In humans, blastula is known as
(a) Trophoderm
(b) Blastocyst
(c) Foetal blastula
(d) Oolemma
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Answer: (b) |
17. |
In humans at the end of first meiotic dividion, the male germ cells differentiate into
(a) Spermatids
(b) Spermatogonia
(c) Primary spermatocytes
(d) Secondary spermatocytes
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Answer: (d) |
18. |
In human penis, urethra passes through
(a) Corpus cavernosum
(b) Corpus luteum
(c) Corpus spongiosum
(d) Corpus albicans
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Answer: (c) |
19. |
In human male, the unpaired structure is
(a) Testes
(b) Seminal vesicles
(c) Bulbourethal glands
(d) Prostate
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Answer: (d) |
20. |
In human beings the type of cleavage is
(a) Holoblastic and complete
(b) Meroblastic and incomplete
(c) Holoblastic and incomplete
(d) Meroblastic and complete
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Answer: (a) |