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Duration of pregnancy in human lasts for...

Duration of pregnancy in human lasts for …………. Days from fertilization.

A

280 days

B

266 days

C

300 days

D

299 days

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CHETANA PUBLICATION-REPRODUCTION IN LOWER AND HIGHER ANIMALS-Exercise
  1. The secondary sexual characteristics in male is controlled by ……….

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  2. For first, second and third stage of labour, the duration of parturiti...

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  3. Duration of pregnancy in human lasts for …………. Days from fertilization...

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  4. Multilobulated gland of male reproductive system is………..

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  5. Which cells provide nourishment to developing sperms ?

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  6. Which one is non-cellualr layer of an egg ?

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  7. The endometrium is the part of ………

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  8. Highly distensible part of female reproductive system is………..

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  9. Presence of this hormone in meternal blood and urine is an indicator o...

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  10. Normally the fertilization of ovum takes place in …………..

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  11. The first step in embryo formation is called ………………….

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  12. Duration of menstrual phase is about………….

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  13. In human being the type of cleavage is ……………..

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  14. In syphilis, ………. Parasite cause the primary lesions, called chancres.

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  15. The fully developed foetus gives signals for uterine contractions by s...

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  16. Human placenta is known as ……………… placenta.

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  17. Bartholin glands are homologous to ……..

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  18. When the sperm head touches the……… of the egg, a fertilization membran...

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  19. Approximately,……………… eggs are released by a fertile woman in her life ...

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  20. The main period of organogenesis is trimster during pregnancy. A. in ...

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