Home / General Knowledge / World Environment and Ecology :: section-1

General Knowledge :: World Environment and Ecology

  1. Where is the secretariat of the Conference on Biological Diversity?

  2. A.

     London

    B.

     Italy

    C.

     Montreal

    D.

     Toronto

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. Which one of the following ecosystems covers the largest area of the earth's surface?

  4. A.

     Desert Ecosystem

    B.

     Grassland Ecosystem

    C.

     Mountain Ecosystem

    D.

     Marine Ecosystem

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The correct sequence in decreasing order of the albedo values of these ecosystem is::
    1. Taiga
    2. Tropical evergreen
    3. Tropical deciduous
    4. Tundra

  6. A.

     1, 4, 3, 2

    B.

     4, 1, 2, 3

    C.

     4, 1, 3, 2

    D.

     1, 4, 2, 3

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. Select the correct answer from the following:
    1. Melting of polar ice caps and subsequently rise in the sea level is the most important effect of global warming.
    2. The sea level is likely to rise by one meter by 2070 AD if the present level of global warming is not controlled.
    3. All the coral islands in the world will be submerged.
    4. By 2044 AD, Fiji is likely to be submerged and rise in the sea level by the same year will pose a grave danger to the Netherlands.

  8. A.

     1, 2, 3 and 4

    B.

     4 only

    C.

     1, 2 and 4

    D.

     1, 2 and 3

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The Ozone hole over Antarctica was discovered in

  10. A.

     1975

    B.

     1985

    C.

     1978

    D.

     1987

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. Which of the following has maximum bio-diversity?

  12. A.

     Desert

    B.

     Polar Region

    C.

     River

    D.

     Tropical Region

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. The Biosphere is a region of earth which supports life. It includes- 1.Hydrosphere, 2.Lithosphere, 3.Stratosphere, 4.Troposphere

  14. A.

     1 and 3

    B.

     1,2 and 4

    C.

     1 and 4

    D.

     2,3 and 4

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. Of the solar energy coming into the Biosphere, what percentage of it is actually used in the photosynthesis?

  16. A.

     Less than 1

    B.

     Between 1% and 15%

    C.

     Between 15% and 2%

    D.

     More than 2%

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. Which of the following is least likely to be an effect of global warming?

  18. A.

     Increased frequency of hurricanes

    B.

     Loss of fertile delta region as for agriculture

    C.

     Decreased rate of photosynthesis in vegetation

    D.

     Shrinking of the polar ice regions

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. EL-Nino is

  20. A.

     Warm Ocean Current

    B.

     Sea Storm

    C.

     Tropical Disturbance

    D.

     Another name of Typhoon

    View Answer

    Workspace

    Discuss Discuss in Forum