The possible limitation in the effective usage of Azalia are

A. Less availability of water

B. Low survival rate during summer

C. Problem of transportation

D. All of the above

Answer: Option D

Solution(By Examveda Team)

Azolla is a mosquito fern or water fern that belongs to the genus of seven species of aquatic ferns in the family Salviniaceae. It is very helpful in Rice plantations.
The possible limitation in the effective usage of Azolla is less availability of water, a low survival rate during summer and the problem of transportation.