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General Knowledge :: Environmental Science

  1. What is the major cause of diminishing wildlife number?

  2. A.

     Felling of trees

    B.

     Cannibalism

    C.

     Habitat destruction

    D.

     Paucity of drinking water


  3. The destruction of habitat of plants and animals is called

  4. A.

     endemism

    B.

     endangered species

    C.

     habitat loss

    D.

     flood


  5. Organ affected by pneumonia

  6. A.

     Liver

    B.

     Kidney

    C.

     Heart

    D.

     Lungs


  7. _________ is essentially stored solar energy that can be converted in to electricity, fuel and heat.

  8. A.

     Biomass

    B.

     Fossil

    C.

     Heat

    D.

     Coal


  9. This is used as an index for fuel consumption:

  10. A.

     Growing degree-days

    B.

     Consumer price index

    C.

     Heating degree-days

    D.

     Mean annual temperature


  11. The most abundant gas emitted from volcanoes is:

  12. A.

     Nitrogen

    B.

     Sulfur dioxide

    C.

     Helium

    D.

     Carbon dioxide

    E.

     Water vapour


  13. The animal which consumes decaying organic matter is _________

  14. A.

     Carnivore

    B.

     Detritivore

    C.

     Herbivore

    D.

     Producers


  15. Which one of the following environmental pollutants has the problem of biomagnifications?

  16. A.

     SO2

    B.

     NO3

    C.

     Hg fungicides

    D.

     O3 and CO2


  17. Bell-shaped polygonal pyramid indicates

  18. A.

     low percentage of young individuals

    B.

     moderate percentage of young individuals

    C.

     high percentage of young individuals

    D.

     low percentage of old individuals


  19. The Gulf Coast states are more humid in summer than the coastal areas of Southern California mainly because of the:

  20. A.

     Higher air temperature in the Gulf States

    B.

     Lower air temperature in Southern California

    C.

     Higher water temperature in the Gulf of Mexico

    D.

     Low relative humidity of the air over the Pacific Ocean