1. The reasons behind this are: (i) Natural causes like drought, forest fire etc. (ii) Over exploitation of natural resources. (iii) Intensive agriculture. (iii) Environmental Pollution. (iv) Loss of habitat. (v) Lower number of wild life sanctuaries.

    The reasons behind this are:
    (i) Natural causes like drought, forest fire etc.
    (ii) Over exploitation of natural resources.
    (iii) Intensive agriculture.
    (iii) Environmental Pollution.
    (iv) Loss of habitat.
    (v) Lower number of wild life sanctuaries.

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  2. The plants and animals found in a particular area are termed as flora and fauna of that area.

    The plants and animals found in a particular area are termed as flora and fauna of that area.

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    • 8
  3. Because a part of wax vapour decomposes on heating to form carbon particles.

    Because a part of wax vapour decomposes on heating to form carbon particles.

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    • 8