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General Knowledge :: Environmental Science

  1. Non-biodegradable pollutants are created by

  2. A.

     nature

    B.

     excessive use of resources

    C.

     humans

    D.

     natural disasters


  3. Respiratory roots are known as

  4. A.

     velamen

    B.

     pneumatophores

    C.

     hydathodes

    D.

     prop roots


  5. The conversion of a pond to a climax forest community is an example of

  6. A.

     xerarch succession

    B.

     mesarch succession

    C.

     hydrarch succession

    D.

     all of these


  7. Which of the following is a nonrenewable energy resource?

  8. A.

     Solar

    B.

     Methane

    C.

     Hydroelectric

    D.

     Coal


  9. What type of energy is derived from heated groundwater?

  10. A.

     solar

    B.

     geothermal

    C.

     hydroelectric

    D.

     nuclear


  11. All of the following are advantages of dams except

  12. A.

     flood control

    B.

     recreation

    C.

     hydroelectric power

    D.

     enhancing natural spawning patterns of fish


  13. The combustion of waste in the absence of Oxygen is called

  14. A.

     Haemolysis

    B.

     Pyrolysis

    C.

     Hydrolysis

    D.

     None


  15. Atmospheric humidity is measured by

  16. A.

     Auxanometer

    B.

     Photometer

    C.

     Hygrometer

    D.

     none


  17. Freshwater protozoans react to a/an __________ environment by removing water through _______

  18. A.

     hypotonic, turgor pressure

    B.

     isotonic, a contractile vacuole

    C.

     hypertonic, a contractile vacuole

    D.

     hypotonic, a contractile vacuole


  19. Which of the following is the poorest conductor of heat?

  20. A.

     Still air

    B.

     Water

    C.

     Ice

    D.

     Snow

    E.

     Soil