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General Knowledge :: Biology

  1. Which one of the following parts of human brain is the regulating centre for swallowing and vomiting?

  2. A.

     Cerebellum

    B.

     Cerebrum

    C.

     Medulla oblongata

    D.

     Cortex

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  3. Compared to land, the open oceans

  4. A.

     Are rich in silica and iron

    B.

     Are nutrient-poor environments

    C.

     Contain unlimited nitrogen

    D.

     Are nutrient-rich environments

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  5. Study of effect of radiation on plant and animal is

  6. A.

     Pathology

    B.

     Etiology

    C.

     Radiobiology

    D.

     Cosmology

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  7. Melvin calvin got Noble Prize for his studies on

  8. A.

     Light reaction

    B.

     Plant hormones

    C.

     Carbon fixation

    D.

     Photons

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  9. Kyoto Protocol is associated with

  10. A.

     Species conservation

    B.

     Climate change

    C.

     Wetland Conservation

    D.

     Medicinal plants

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  11. Through nitrogen fixation process nitrogen in the atmosphere is converted into

  12. A.

     Ammonium

    B.

     Hydroxide

    C.

     Nitrate

    D.

     Chlorite

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  13. In plants, which cells carry out photosynthesis?

  14. A.

     Chlorenchymatous

    B.

     Sclerenchymatous

    C.

     Paranchymatous

    D.

     None of the above

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  15. Part of the plant where photosynthesis generally occurs

  16. A.

     Roots

    B.

     Leaves

    C.

     Branches

    D.

     Flowers

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  17. The energy stored in photosynthesis is obtained from

  18. A.

     Sunlight

    B.

     Oxidation of glucose

    C.

     Breakdown of proteins

    D.

     Breakdown of glucose

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  19. Maximum fixation of solar energy is done by

  20. A.

     Fungi

    B.

     Protozoa

    C.

     Bacteria

    D.

     Green plants

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