Indicator plant for monitoring K-deficiency is

A. Pea

B. Suntlower

C. Potato

D. Mustard

Answer: Option C

Solution(By Examveda Team)

Potassium is a very important element and plays a vital role in the growth and development of plants. However, the deficiency of potassium leads to wilt on dry, sunny days and deficient plants will have a stocky appearance with short internodes.
Some indicator plants indicate the deficiency of certain nutrients like potato, banana and cotton are indicator plants for monitoring K-deficiency.