Self Studies

Environment iss...

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  • Question 1
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    Global heating due to CO2 would cause plants to grow

  • Question 2
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    Noise pollution is not associated with

  • Question 3
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    Gambusia fish helps in treatment of water pollution by

  • Question 4
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    Background radiations in the atmosphere are produced by

  • Question 5
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    Which of the following is the correct sequence of events that take place in eutrophication?

    1. Excessive growth of algae
    2. Depletion of dissolved oxygen
    3. Bacteria feed on dead algal cells
    4. Aquatic body becomes rich in phosphates

  • Question 6
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    Which of the following compounds is not found in photochemical smog?

  • Question 7
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    Development of RBCs is affected by

  • Question 8
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    Directions: Choose the correct alternative from the following.

    A: Planting the plants of Phaseolus vulgaris can prevent pollution.
    R: Phaseolus vulgaris absorbs SO2.

  • Question 9
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    Cyanide as a pollutant is mostly contributed by

  • Question 10
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    The dry-weight of particles trapped by a filter is given by

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