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General Knowledge :: Environmental Science

  1. If you want to keep an object cool while exposed to direct sunlight,

  2. A.

     Put it inside a brown paper bag

    B.

     Wrap it in black paper

    C.

     Wrap it in aluminum foil with the shiny side facing inward

    D.

     Wrap it in aluminum foil with the shiny side facing outward


  3. Man and biosphere programme is affiliated with

  4. A.

     UNESCO

    B.

     IUCN

    C.

     WWF

    D.

     WIPO


  5. Succession initiated on large sand deposits or deserts is called

  6. A.

     Hydrosere

    B.

     Psammosere

    C.

     Xerosere

    D.

     Oxylosere


  7. The famous Minamata disease in Japan is due to the accumulation of____________in fishes.

  8. A.

     Cadmium

    B.

     Mercury

    C.

     Zinc

    D.

     Lead


  9. All are insitu conservation efforts except

  10. A.

     National parks

    B.

     Sanctuaries

    C.

     Zoo

    D.

     biosphere reserves


  11. _________ is an on-site conservation method.

  12. A.

     National parks

    B.

     Forests

    C.

     Zoo

    D.

     Parks


  13. A red shirt

  14. A.

     Selectively absorbs red wavelenghts of visible light and scatters the rest

    B.

     Selectively scatters red wavelenghts of visible light and absorbs the rest


  15. On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?

  16. A.

     5%

    B.

     15%

    C.

     30%

    D.

     50%

    E.

     70%


  17. How many types of habitats are there in a biosphere?

  18. A.

     4

    B.

     2

    C.

     3

    D.

     6


  19. If the absolute temperature of an object doubles, the maximum energy emitted goes up by a factor of:

  20. A.

     2

    B.

     4

    C.

     8

    D.

     16

    E.

     32