Given below are two statements - one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Between the organophosphorus pesticides malathion and parathion, the former is more toxic than the latter. Reason (R): Malathion is rapidly hydrolyzed by carboxylesterase enzymes possessed by mammals to produce relatively non-toxic products. In the light of the above two statements, choose the correct option:

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Physics · Environmental Toxicology and Pesticides

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

(A) is false but (R) is true.

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Answer 1

Both (A) and (R) are true and (R) is the correct explanation of (A).

Answer 2

Both (A) and (R) are true but (R) is not the correct explanation of (A).

Answer 3

(A) is true but (R) is false.

Answer 4

(A) is false but (R) is true.

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