Biology MCQs

11. Which one of the following is a fast growing tree?
[A] Teak
[B] Eucalyptus
[C] Banyan
[D] Coconut

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12. Water hyacinth is related to which of the following genus?
[A] Lemna
[B] Pistia
[C] Eichhornia
[D] None of these

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13. Which one of the following statements is not correct?
[A] The boiling point of an aqueous solution is higher than that of pure water
[B] Addition of solutes to a solution causes an increase in its water potential
[C] The vapour pressure of the water in a solution is lower than that of pure water
[D] When a solution is separated from water by a semi permeable membrane, water movement can be prevented by applying pressure to the solution.

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14. In which of the following Alpha-keratin, a protein is present?
[A] Blood
[B] skin
[C] wool
[D] eggs

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15. In photosynthesis, light energy is converted into which form of energy?
[A] Electrical energy
[B] Kinetic energy
[C] Chemical energy
[D] Potential energy

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16. What was “Albert Szent-Gyorgyi” famous for?
[A] As a Hungarian biochemist
[B] As a Hungarian physicist
[C] As a Hungarian mathematician
[D] As a Hungarian novelist

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17. Who among the following discovered Vitamin C?
[A] Albert Szent-Györgyi
[B] Funk
[C] Evans and Bishop
[D] Henrik Dam

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18. Green Algae are known as__?
[A] Rhodophyceae
[B] Chlorophyceae
[C] Phaeophyceae

[D] Green tide

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19. Bryophytes comprise__?
[A] The sporophyte is of longer duration
[B] Dominant phase of sporophyte which is parasitic
[C] Dominant phase of gametophyte which produces spores
[D] Small sporophyte phase and generally parasitic on the gametophyte

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20. Which plant tissue consists of phloem and xylem?
[A] Complex Permanent Tissue
[B] Simple Permanent Tissue
[C] Parenchyma Tissue
[D] Collenchyma Tissue

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