Hydrocyanic acid (HCN) is used as an insecticide for____________________?
Correct answer: A. Citrus fruits
- A. Citrus fruits
- B. Controlling poultry lice
- C. Potato beetle
- D. Controlling timber degradation by ants
Explanation
Hydrogen cyanide has been used as a fumigant against insect pests on citrus plants and fruits. Its extreme toxicity makes such use hazardous and subject to strict regulation.
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