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General Knowledge :: Environmental Science

  1. In pond ecosystem, the pyramid of biomass is

  2. A.

     upright

    B.

     inverted

    C.

     spindle shaped

    D.

     none of these


  3. In grassland ecosystem, the pyramid of biomass is

  4. A.

     upright

    B.

     inverted

    C.

     spindle shaped

    D.

     none of these


  5. If the air temperature increased, with no addition or removal of water vapour, the actual vapour pressure would:

  6. A.

     Increase

    B.

     Decrease

    C.

     Stay the same

    D.

     Become greater than the saturation vapor pressure


  7. Fog that forms off the coast of Newfoundland is mainly a form of:

  8. A.

     Advection fog

    B.

     Frontal fog

    C.

     Steam fog

    D.

     Radiation fog

    E.

     Upslope fog


  9. Water vapour contains a huge amount of stored energy known as

  10. A.

     Latent heat

    B.

     Solar energy

    C.

     Stored heat

    D.

     Mechanical energy


  11. Enrichment of water body by nutrients like phosphorus and nitrogen is called _____________

  12. A.

     Succession

    B.

     Eutrophication

    C.

     Stratification

    D.

     Climax Vegetation


  13. The electrified region of the upper atmosphere is called the:

  14. A.

     Thermosphere

    B.

     Mesosphere

    C.

     Stratosphere

    D.

     Ionosphere

    E.

     Troposphere


  15. The capacity to do work is termed as

  16. A.

     Power

    B.

     Force

    C.

     Strength

    D.

     Energy


  17. Which of the radioactive material is largely associated with bone cancer

  18. A.

     Radium-226

    B.

     Thorium-232

    C.

     Strontium-90

    D.

     Iodine


  19. What is Pedology?

  20. A.

     Study of water

    B.

     Study of air

    C.

     Study of soil

    D.

     none