Biology MCQs

11. Which one of the following is secreted by Pancreas and regulates the amount of sugar in the body? (UPSC Prelims 1980).
[A] Renin
[B] Creatin
[C] Vitamin
[D] Insulin

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12. The introduction of Pre-natal Diagnostic Techniques Bill in Parliament was prompted by the increasing incidence of? (UPSC Prelims 1992)
[A] Female foeticide
[B] Failure of contraceptive devices
[C] Spurious drugs being used for prenatal immunisation
[D] Unqualified persons diagnosing pregnancy in villages by primitive methods

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13. Which one of the following is monogamous? (UPSC Prelims 2002)
[A] Wolf
[B] Walrus
[C] Seal
[D] Deer

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14. Which among the following is an optimum temperature for wheat seed germination?
[A] 11-15 deg celsius
[B] 15-25 deg celsius
[C] 10-12 deg celsius
[D] 20-22 deg celsius

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15. In the branch of biology, what is the transmission of paternal traits to progeny called?
[A] Genetics
[B] Heredity
[C] Gerontology
[D] Genetic Engineering

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16. Which of the following vitamins was discovered by Sir Edward Mellanby?
[A] Vitamin C
[B] Vitamin D
[C] Vitamin K
[D] Vitamin E

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17. Which of the following algae is used to make iodine?
[A] Macrocystis
[B] Surgassum

[C] Synechococcus
[D] Anabina

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18. The lysogenic state is controlled by the activity of the regulatory region of the lambda phage genome, this region is called?
[A] immunity repressor
[B] immunity operon
[C] operon repressor
[D] none of these

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19. How do bryophytes differ from pteridophytes?
[A] Swimming antherozoids
[B] An independent gametophyte
[C] Archegonia
[D] Lack of vascular tissue

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20. Which of the following is true about bryophytes.
[A] They possess archegonia
[B] They contain chloroplast
[C] They are thalloid
[D] All of these

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