Question

The chemical used by some plants as defence system is​

Answer 1

Plants have evolved many secondary metabolites involved in plant defense, which are collectively known as antiherbivory compounds and can be classified into three sub-groups: nitrogen compounds (including alkaloids, cyanogenic glycosides, glucosinolates and benzoxazinoids), terpenoids, and phenolics.

Answer 2

Answer:

hormones

jasmonic acid

salicric acid

ethylene

Explanation:

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