Which one of the following plant secondary metabolites is a natural in

1.	Which one of the following plant secondary metabolites is a natural insecticide?
A.	Digitoxin
B.	Pyrethrin
C.	Salicylic acid
D.	Avenacin A-1
Answer» C. Salicylic acid

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Which one of the following plant secondary metabolites is a natural insecticide?

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