Blossom end rot in tomato is caused by the deficiency of

A. B

B. Ca

C. Mg

D. Co

Answer: Option B

Solution(By Examveda Team)

Blossom end rot in tomatoes is caused by the deficiency of Calcium.
Blossom end rot is a physiological disease caused by a localized deficiency of calcium in the fruit.
Calcium is a nutrient that is required in relatively large quantities by rapidly growing fruit, especially by those cells at the blossom end of the young fruit.