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GK QUESTION#3617

Which of the following actions is NOT a method by which insect pests damage crop plants?

  1. ACutting roots, stems, or leaves of plants
  2. BSucking the sap from different plant parts
  3. CBoring into stems or fruits of plants
  4. DConverting atmospheric nitrogen into usable compounds for plantsCorrect answer
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Answer

D. Converting atmospheric nitrogen into usable compounds for plants

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Explanation

Conversion of atmospheric nitrogen to usable compounds is nitrogen fixation, not a mode of insect-pest damage. Cutting or chewing tissues, sucking plant sap and boring into stems or fruits can all damage crops.

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