. What is phylloclade
A: Modification of stem for support
B: Modification of root for storage
C: Modification of leaves to reduce transpiration
D: None of the above
In most of the xerophytes, the stem is modified to perform photosynthesis. And this modified stem is known as Phylloclade.
It is a type of adaptation that plants of arid and dry regions adapt to survive the extreme condition.
Example of phylloclade - Opuntia
Fig : Optunia (phylloclade)
Final Answer :
Hence, the correct option is A, i.e. Modification of stem for support.