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Environmental Issues Test - 1

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Environmental Issues Test - 1
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Weekly Quiz Competition
  • Question 1
    1 / -0

    The noise level that can cause permanent impairment of hearing ability of human beings :

    Solution

    Noise pollution is a kind of air pollution that may cause permanent impairmentof hearing ability of human beings.

    After 150 dB (firecracker) sounds can be felt in the form of shock waves. The pressure difference they cause in the medium can actually be felt by your body. 150 decibels is usually considered enough to burst your eardrums,

     

  • Question 2
    1 / -0

    Which of these pollutants are responsible for photochemical smog formed in congested metropolitan cities?

  • Question 3
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    A method to eradicate pests using the pest's natural predators or parasites, which is environmental friendly is termed as

  • Question 4
    1 / -0

    The recent reports of acid rain in big industrial cities are due to the effect of atmospheric pollution by

  • Question 5
    1 / -0

    What does high intake of fluoride mainly affect?

  • Question 6
    1 / -0

    A sure indicator of air pollution is

    Solution

    Bioindicators are living organisms that respond in an especially clear way to a change in the environment.

    The lichens are useful bioindicators for air pollution, espeially sulfur dioxide pollution, since they derive their water and essential nutrients mainly from the atmosphere rather than from the soil. 

    The polluted air have very less or no lichens.

     

  • Question 7
    1 / -0

    Biological oxygen demand (BOD) is the amount of oxygen consumed by microbes to decompose organic matter. It is least in

  • Question 8
    1 / -0

    Air pollution is:

    i. 5th leading cause of deaths in Indian sub-continent.

    ii. ranked among top 10 killers in the world.

    iii. 7th most dangerous killer in south Asia.

    Solution

    Air pollution causes a number of respiratory disease including lung cancer. It is the 5th leading causes of deaths in Indian sub-constinent and 7th most dangerous killer in south Asia.

     

  • Question 9
    1 / -0

    Which of the following are the immediate concerns regarding carbon cycle?

    a. Output rate of carbon locked in deposits of coal, petroleum and natural gas
    b. Green house effect caused by CO2
    c. Increase in CO2 on Earth's atmosphere by 12 to 14%
    d. Increase in CO2 decreasing primary productivity
    e. Increase in photorespiration

  • Question 10
    1 / -0

    Which of the following is the correct match of environment-related disorder and its cause?

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