Biology MCQs

11. Serology is related to which of the following statements?
[A] Study of dietetics
[B] Study of snakes
[C] Study of serum
[D] Study of seeds

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12. How many bacterial cells are there in the human body?
[A] around 28 trillion
[B] around 38 trillion
[C] around 48 trillion
[D] around 58 trillion

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13. Which of the following compounds is not found in protein?
[A] Carbon
[B] Hydrogen
[C] Sulfur
[D] Helium

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14. Which of the following can be done in the cultivation of plant viruses?
[A] tissue culture
[B] cultures of separated cells
[C] whole plants
[D] all of these

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15. Which of the following virus is covered?
[A] Adeno
[B] Herpes
[C] Polio
[D] None of these

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16. What is known as the exclusion of plant diseases by legislation?
[A] Disease resistance
[B] Plant quarantine
[C] Biological control of plant
[D] Cultural control

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17. Which of the following is a correct feature of a frog?
[A] jaws but no teeth
[B] eyes but no lids
[C] ears but no pinnae
[D] hands but no fingers

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18. Frogs and toads are examples of which of the following amphibians?
[A] Anura
[B] Urodela
[C] Apoda
[D] None of these

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19. The mammals evolved from the reptile in the:
[A] Cretaceous
[B] Triassic
[C] Devonian
[D] Carboniferous

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20. What is the role of dendrites in neurons?
[A] send messages from all the senses to the brain
[B] receive many signals from other neurons
[C] carry messages from the brain to all the muscles
[D] carry both sensory and motor nerves

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