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General Knowledge :: Environmental Science

  1. Coral reefs in India can be seen in

  2. A.

     Himalayan region

    B.

     Andaman and Nicobar Islands

    C.

     Uttarpradesh

    D.

     Maharashtra

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  3. Minute particles and liquid droplets are collectively called

  4. A.

     Convection current

    B.

     Ozone

    C.

     UV radiation

    D.

     Aerosols

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  5. Non-lonizing radiations with specific biological effects are

  6. A.

     Gamma rays

    B.

     Beta-rays

    C.

     UV radiations

    D.

     X-rays

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  7. The most harmful of ultraviolet radiation is

  8. A.

     UV-C,

    B.

     UV-B,

    C.

     UV-A,

    D.

     All the above.

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  9. Many freshwater animals cannot live for long in sea water and vice versa mainly because of the

  10. A.

     Change in N levels

    B.

     Change in the levels of thermal tolerance

    C.

     Variations in light intensity

    D.

     Osmotic problems

    E.

     Spectral quality of solar radiation

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  11. In the Northern Hemisphere, this day has the fewest hours of daylight:

  12. A.

     Summer solstice

    B.

     Winter solstice

    C.

     Vernal equinox

    D.

     Autumnal equinox

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  13. IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at

  14. A.

     Gland, Switzerland

    B.

     Paris, France

    C.

     Vienna, Austria

    D.

     NewYork, USA

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  15. The earth emits radiation with greatest intensity at:

  16. A.

     Infrared wavelengths

    B.

     Radio wavelengths

    C.

     Visible wavelengths

    D.

     Ultraviolet wavelengths

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  17. Slip erosion is also known as

  18. A.

     landslide

    B.

     Earthquake

    C.

     Volcano

    D.

     Floads

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  19. Some species of plants and animals are extremely rare and may occur only at a few locations are called

  20. A.

     Endemic

    B.

     Endangered

    C.

     Vulnerable

    D.

     Threatened

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