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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


  3. Minute particles and liquid droplets are collectively called

  4. A.

     Convection current

    B.

     Ozone

    C.

     UV radiation

    D.

     Aerosols


  5. Non-lonizing radiations with specific biological effects are

  6. A.

     Gamma rays

    B.

     Beta-rays

    C.

     UV radiations

    D.

     X-rays


  7. The most harmful of ultraviolet radiation is

  8. A.

     UV-C,

    B.

     UV-B,

    C.

     UV-A,

    D.

     All the above.


  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


  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


  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


  15. The earth emits radiation with greatest intensity at:

  16. A.

     Infrared wavelengths

    B.

     Radio wavelengths

    C.

     Visible wavelengths

    D.

     Ultraviolet wavelengths


  17. Slip erosion is also known as

  18. A.

     landslide

    B.

     Earthquake

    C.

     Volcano

    D.

     Floads


  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