Question : Calcium salt used as fertilizer is
Option 1: Calcium Carbide
Option 2: Calcium Carbonate
Option 3: Calcium Cyanide
Option 4: Calcium Sulphate
Correct Answer: Calcium Sulphate
Solution : The correct option is Calcium Sulphate .
A calcium salt used as a fertiliser is calcium sulphate . In specific soil types, calcium sulphate is frequently used to improve soil structure and increase nutrient availability. It helps replace sodium with calcium, improving soil structure and water penetration, which makes it particularly advantageous in high-salinity soils .
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