Sub surface drainage is required for following crop

A. Kodo

B. Tea

C. Cinchona

D. Cardamom

Answer: Option B

Solution(By Examveda Team)

Subsurface drainage is the removal of water from the root zone. It is accomplished by deep open drains or buried pipe drains.
Subsurface drainage lowers the water table and removes excess water through open ditches or perforated pipes.
Subsurface drainage is required for the following crop Tea.