2. Why is it said that - ?
(a) The ozone layer is a protective
shell of the earth.
(b) Water is life.
(c) Seawater is useful even though it is
not potable.
Answers
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2
The ozone layer acts as a protective layer for life on the earth because it absorbs harmful ultraviolet radiations of the sun. These radiations, if reach the Earth's surface, can cause skin cancer.
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2
Answer:
it protects the people on earth from uv rays that comes from sun
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