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Smog

Choose the mo...

Question

Choose the most appropriate answer: Smog is mainly known as a mixture of fog and smoke. It

A

Reduces visibility

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B

Causes asthma

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C

Leukemia

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D

May cause asthma and reduce visibility

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Solution

The correct option is D
May cause asthma and reduce visibility

Smog is caused by a mixture of fog and smoke released from the steel or mining industries. It causes asthma and also reduces visibility. Smog is also seen in cities due to its formation from the smoke released by automobiles.

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