| i. Spines in Ziziphus |
| ii. Tendrils in Smilax |
| iii. Tendrils in Nepenthes |
| iv. Spines in Argemone |
| v. Thorns in Bougainvillea |
A) i, iii
B) i, ii
C) ii,v
D) iii,v
Correct Answer: B
Solution :
In Smilax stipules become elongated and function as tendril. Spines of Zizyphus and Acacia are modified stipules. In Argemone the margin of the leaf modified into spine that protect the plant from animals.
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