Environmental Science - Part 8

Posted by: D Kessal on 4/12/2013 Categories:|
TNPSC Group 4 Exam 2016
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  1. When was the term 'ecology' coined ? Answer


  2. Who coined the word 'ecology' ? Answer

    Earnest Haeckel (biologist)

  3. The term 'ecology' is derieved from which language ? Answer

    Greek words oikos and logos | 'oikos' means 'dwelling' and 'logos' means 'study'

  4. Minamata Diesease' is caused by ? Answer

    Mercury Poison

  5. Where Minamata is located ? Answer


  6. What are 'macronuetrients' ? Answer

    Nitrogen, Oxygen, Hydrogen, Potassium, Calcium, Magnesium, Sulphur and Phosphorous

  7. What are the 'micronutreints' ? Answer

    Iron, Manganese, Copper, Zinc, Boron, Molybdenum, Vanadium, Cobalt, Chlorine and Sodium.

  8. Among the atmosphere layers where we live ? Answer


  9. How much degree celcius temperature decreases with 1 km height in Troposphere ? Answer

    6 Degree Celcius per Km

  10. When was the Wildlife (protection) act came in to existence ? Answer

    1972 amended in 1983,1986,1991

  11. Cloud, Rains, Storms and all water cycle occur in which layer of atmoshphere ? Answer


  12. When was the Environmental protection act in India came in to existence ? Answer


  13. All man made pollutions affects which layer of atmosphere ? Answer


  14. When was the Urban Land (ceiling and regulation) act enacted in India ? Answer


  15. Ozone is located in which layer of atmosphere ? Answer


  16. Which act was the out come of Stockholm Conference held in 1972 ? Answer

    Air (Prevention and Control of Pollution) Act – 1981 , amended in 1987

  17. What is 'POPs' in Environmental Science ? Answer

    Persistent Organic Pollutants - also called as 'dirty dozen'

  18. Forest conservation act was enacted in the year ________? Answer

    1980 amended in 1988

  19. What all are 'dirty dozen' or 'POPs' ? Answer

    Aldrin, Chlordane, DDT, Dieldrin, Dioxins, Endrin, Furans, Heptachlor, Hexachlorobenzene (HCB), mirex, polychlorinated biphenyls (PCBs) and toxaphene.

  20. When was the Radiation protection rules act enacted in India ? Answer


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