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Assertion(A) : The pouring of kerosene oil on stagnant pools helps to eradicate malaria. Reason(R) : The kerosene oil is poisonous for the mosquitoes.

R correctly explains A
R is true but A is fale
A is true but R is false
Both A and R are false

Correct Answer: A is true but R is false

Explanation:

The kerosene oil sprayed on the water provodes a thin cating and the larvae of the mosquitoes are prevented from coming up to breathe. Thus, they die.
Hence, A is true but R is false.

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