Human Reproduction

Bihar Board Class 12 · Biology · 40 past questions

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1. Q2 2026 Set A

   After how many months of pregnancy does the limbs and digits of foetus develop ?

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2. Q3 2026 Set A

   Which of the following placental hormones is produced during pregnancy ?

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3. Q6 2026 Set A

   What is the main role of large amount of progesterone secreted by corpus luteum ?

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4. Q11 2024 Set E

   After how many months of pregnancy, do limbs and digits of the embryo develop?

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5. Q12 2024 Set E

   Which of the following secretes a large amount of progesterone?

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6. Q17 2023

   Relaxin is secreted by –

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7. Q20 2023

   Heart is developed from –

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8. Q22 2022 Set A

   The placenta in humans is formed.

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9. Q25 2022 Set A

   Human embryo remains protected in

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