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Standard XI
Chemistry
Atmospheric Pollution
Question

How can 'greenhouse effect' be both beneficial and harmful for life on earth?

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Solution
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Greenhouse is beneficial because this principle is applied to grow plants in colder regions.
Carbon dioxide increases the temperature of atmosphere. Due to rise in temperature, ice in the polar regions may melt, causing floods. So it is harmful for life on earth.

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How can 'greenhouse effect' be both beneficial and harmful for life on earth?
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Match the columns and choose the correct combination.
Column I Column II
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no effect for b
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iii) Parasitism r) Beneficial to a and
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