Morphology of Flowering Plants Question 12

12. Leaves become modified into spines in:- [2015 RS]

(a) Pea

(b) Onion

(c) Silk Cotton

(d) Opuntia

Show Answer

Answer : d

Hints & Solutions

(d) In Opuntia, leaves become modified into spines to avoid transpiration so as to save water for desert adaptation. The stems of this plant appear like-leaf, termed as- phylloclades which perform the process of photosynthesis.