Question

Calcium superphosphate, sodium nitrate and ammonium sulphate are used:

• A. in refrigerators
• B. air conditioners
• C. to increase the yield of fruits, vegetables and other crops
• D. invertors

Answer 1

Answer: (C)

to increase the yield of fruits, vegetables and other crops

Calcium superphosphate, sodium nitrate and ammonium sulphate can increase the yield of fruits, vegetables and other crops. They are used as fertiliser in agriculture.