(i) Nicotine |
(ii) Caffeine |
(iii) Quinine |
(iv) Strychnine |
(v) Opium |
A) Only (i)
B) (i), (ii), (iii) and (iv)
C) (i), (ii) and (iii)
D) All of the above
Correct Answer: D
Solution :
[d] A wide variety of chemical substances that we extract from plants on a commercial scale (nicotine, caffeine, quinine, strychnine, opium etc); are actually produced by them as defence against grazers and browers.You need to login to perform this action.
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