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Question
Which one is an effective plant insecticide?
Which one is an effective plant insecticide?
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Solution
The correct option is D All of the above
Nicotine is extracted from tobacco or related Nicotiana species. This compound serves as a good natural insecticide of vegetable origin whereas Pyrethrum and cinerin (pyrethroids) are obtained from the dry inflorescence of Chrysanthemum cinerarifolium. Pyrethrin is also used in fly sprays, aerosols, mosquito coils etc., to kill them.Thus, the correct answer is option D.
Nicotine is extracted from tobacco or related Nicotiana species. This compound serves as a good natural insecticide of vegetable origin whereas Pyrethrum and cinerin (pyrethroids) are obtained from the dry inflorescence of Chrysanthemum cinerarifolium. Pyrethrin is also used in fly sprays, aerosols, mosquito coils etc., to kill them.
Thus, the correct answer is option D.
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