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The placenta is formed by...

The placenta is formed by

A

6 weeks of pregnancy

B

8 weeks of pregnancy

C

12 weeks of pregnancy

D

16 week of pregnancy

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VGS PUBLICATION-BRILLIANT-REPRODUCTION-EXERCISE
  1. Male reproductory system secretes a fluid called semen . What is its u...

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  2. Ovulation is induced by a hormone called

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  3. The placenta is formed by

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  4. Name the watery lymph like fluid that accumulates in the mammary gland...

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  5. Describe the post-fertilisation changes in a flower.

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  6. Chromosome number in sex cells become half due to the division called

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  7. Name the scientist with help of the paragraph. He proposed that chro...

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  8. Name the perlod of cell cycle during which DNA is aynthesized.

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  9. What is Cytokinesis. ?

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  10. Expand NADPH.

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  11. In synthetic stage of cell division cycle which substance is synthesiz...

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  12. Which of the following is not a sexually transmitted disease?

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  13. Lactobacillus mediated conversion of milk to curd results because of

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  14. Amoeba and Yeast reproduce asexually by fission and budding respective...

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  15. In which one pair both the plants can be vegetatively propagated by le...

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  16. Carrot propagate vegetatively through

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  17. Potatoes are vegetatively propagated from

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  18. Name the part that produces the sperm cells or male reproductive cells...

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  19. In male cockroaches sperms are stored in which part of reproductive sy...

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  20. Male reproductive system consist of

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