Home / General Knowledge / Environmental Science :: section-7

General Knowledge :: Environmental Science

  1. Assuming that the night will remain clear, calm, and unsaturated, the predicted minimum temperature is 32oF. Suddenly the wind speed increases and remains gusty throughout the night. The minimum temperature will most likely be:

  2. A.

     About the same as predicted but will occur earlier in the night

    B.

     Higher than predicted due to the release of latent heat

    C.

     Much lower than predicted due to radiational cooling

    D.

     Higher than predicted due to mixing

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. Energy flow in ecosystem is

  4. A.

     Unidirectional

    B.

     Bidirectional

    C.

     Multidirectional

    D.

     None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. Salmonellosis is a disease related to consumption of

  6. A.

     Chicken

    B.

     Eggs

    C.

     Mutton

    D.

     Fish

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. An association between two individuals or populations where both are benefitted and where neither can survive without the other is

  8. A.

     competition

    B.

     commensalism

    C.

     mutualism

    D.

     protocoperation

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The relationship between nitrogen fixing bacteria and leguminous plants is an example for

  10. A.

     Parasitism

    B.

     Predation

    C.

     Mutualism

    D.

     Commensalism

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. The green house gases, otherwise called radioactively active gases includes

  12. A.

     Carbon dioxide

    B.

     CH4

    C.

     N2O

    D.

     All of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. CFC releases a chemical which is harmful to ozone is

  14. A.

     chlorine

    B.

     fluorine

    C.

     N2O

    D.

     SO2

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. Birth rate is called

  16. A.

     mortality

    B.

     vital index

    C.

     natality

    D.

     viability

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. Death rate of the population

  18. A.

     Mortality

    B.

     Viability

    C.

     Natality

    D.

     Vitality

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. Animals and plants are best protected in

  20. A.

     Zoos

    B.

     Botanical Gardens

    C.

     National Parks

    D.

     Sanctuaries

    View Answer

    Workspace

    Discuss Discuss in Forum