Calcium salts used as fertilizer is :
A. Calcium Carbide
B. Calcium Carbonate
C. Calcium Cyanide
D. Calcium Sulphate
Answer: Option D
Solution (By Examveda Team)
Sulphur (as sulphate) is a major plant nutrient, and is essential for crop growth. Calcium Sulphate (gypsum) is used to improve soil quality. Calcium sulphate acts as a pH buffer, which can contribute to neutralizing both soil alkalinity and acidity. It is mainly used for the reclamation of sodic soils through ion exchange (calcium replacing sodium).This Question Belongs to General Knowledge >> Chemistry
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