From which of the following are natural insec | vedclass

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(D) Natural insecticides are derived from various plant sources:$1$. $Azadirachta indica$ (Neem) contains azadirachtin,which acts as a potent insect r

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All of the above

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(D) Natural insecticides are derived from various plant sources:$1$. $Azadirachta indica$ (Neem) contains azadirachtin,which acts as a potent insect repellent and growth regulator.$2$. $Derris elliptica$ is the source of rotenone,a broad-spectrum insecticide.$3$. $Chrysanthemum cinerariifolium$ is the source of pyrethrins,which are widely used as natural insecticides.Since all these plants are sources of natural insecticides,the correct option is $D$.

From which of the following are natural insecticides obtained?

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