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NEET levelSingle correct optionDifficulty 1 of 3ev169

Organophosphate pesticides kill insects mainly by inhibiting the enzyme

  1. Aacetylcholinesterase
  2. Bcatalase
  3. Curease
  4. Dcarbonic anhydrase

Answer: A

Organophosphates and carbamates block acetylcholinesterase, so the neurotransmitter acetylcholine is not broken down. Nerve impulses are transmitted continuously and the insect dies.
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