Biology MCQs

11. To which organ of the body is the disease ‘Glaucoma’ related to?
[A] Ear
[B] Heart
[C] Bones
[D] Eye

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12. What is study of fungus Known as?
[A] Mycology
[B] Phrenology
[C] Physiology
[D] Biology

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13. Which of the following can be checked by doctors with the help of Pulse reading? (UPSC Prelims 1979).
[A] Temperature
[B] Heart beat
[C] Blood pressure
[D] Respiration rate

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14. In which of the following diseases Sex chromosomes transmit? (UPSC Prelims 1985)
[A] Myopia
[B] Colour blindness
[C] Longsightedness
[D] Night blindness

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15. Which of the following is the name given to the population of cells derived from a single parent cell? (UPSC Prelims 1989)
[A] Haploid
[B] Diploid
[C] Symmetrical cell
[D] Clone

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16. Which of the following define Biofilms? (UPSC Prelims 1993)
[A] Colour films used by biologists to photograph living organisms
[B] photomicrographs of microorganisms from various habitats
[C] accumulations of microorganisms at surfaces such as those of a rock, a tooth or an oil droplet
[D] photographic films made through fermentation processes of certain industrial microorganisms

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17. Which one of the following statements regarding starch and cellulose is not correct? (UPSC Prelims 1998)
[A] Both of them are of plant origin
[B] Both of them are polymers
[C] Both of them give colour with iodine
[D] Both of them are made up of glucose molecules

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18. Which one of the following statements is not correct? (UPSC Prelims 2002)
[A] All echinoderms are viviparous
[B] Round worm has no circulatory system
[C] In bony fishes, swim bladder is usually present
[D] In cartilaginous fishes, fertilisation is internal

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19. Which vitamin is also called as “Folic acid”?
[A] Vitamin B3
[B] Vitamin B6
[C] Vitamin B9
[D] Vitamin B12

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20. The name of Theodor Schwann is associated with the discovery of which of the following?
[A] enzyme pepsin
[B] glial cells in nerves
[C] microorganisms play in alcohol fermentation
[D] All of the above

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