From which of the following is a natural inse | 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 natural

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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 natural insecticide. $2$. $Derris elliptica$ contains rotenone,which is a well-known natural insecticide. $3$. $Chrysanthemum cinerariifolium$ is the source of pyrethrins,which are widely used as natural insecticides. Therefore,all the mentioned plants are sources of natural insecticides.

List-$A$	List-$B$
$(a)$ Rotenone	$(1)$ Derris elliptica
$(b)$ Nimbin	$(2)$ Azadirachta indica
$(c)$ Pyrethrum	$(3)$ Chrysanthemum cinerariifolium
$(d)$ Thurioside	$(4)$ Bacillus thuringiensis

From which of the following is a natural insecticide obtained?

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