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Natural Resourc...

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  • Question 1
    1 / -0

    Match the following with correct response.
    (1) Water Pollution
    (2) Air pollution
    (3) Soil Pollution
    (4) Thermal pollution

    (A) Hot water
    (B) Acid rain
    (C) Eutrophication
    (D) Soil erosion

  • Question 2
    1 / -0

    Match the following with correct response.

    (1) Photosynthesis (A) Rain
    (2) Greenhouse effect (B) Trapping of solar energy
    (3) Ozone depletion (C) Fix carbon dioxide
    (4) Precipitation (D) Chloro-fluoro carbons

  • Question 3
    1 / -0

    Match the following with correct response.

    (1) Greenhouse gas (A) Industrial effluent
    (2) Acid rain (B) Methane
    (3) Contamination of water (C) Nitrogenous fertilizers
    (4) Industrial fixation (D) Oxides of sulphur and nitrogen

  • Question 4
    1 / -0

    Match the following with correct response.

    (1) Smog (A) Producers
    (2) Biotic components (B) Coal
    (3) Protective blanket (C) Ozone layer
    (4) Fossil fuel (D) Smoke and fog

  • Question 5
    1 / -0

    Water pollution is
    A Addition of undesirable substances into water bodies
    B Removal of desirable substances from water
    C Change of temperature
    D Addition of desirable substance into water

  • Question 6
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    Which of the following is correct for the use of large amount of fertilizers and pesticides
    A) They are eco-friendly.
    B) They turn the fields barren after some time.
    C) They maintains the natural replenishment of the soil.
    D) They destroy the soil fertility.

  • Question 7
    1 / -0

    Which of the following method is used to control pollution?
    a. Installation of gobar gas plant
    b Dumping of non- bio degradable waste in law lying areas
    c Use of coal & petrol
    d Conversion of organic waste and feacal material into compost

  • Question 8
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    In which of the following state, water is found during the water cycle?

  • Question 9
    1 / -0

    Which step is not involved in carbon cycle-

  • Question 10
    1 / -0

    Name the bacterium capable of nitrogen fixation which resides in the root nodules of legumes.

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