Question

50 kg of superphosphate adds .......... of phosphorus to the soil.

• A. 8%
• B. 10%
• C. 13%
• D. 44%

Answer 1

The correct option is A 8%

There are different forms of fertilizers which are used for supplying phosphorus. Superphosphate is the common synthetic form of fertilizer which is used for enriching the soil with phosphate. About 50 kg of superphosphate adds 8% of phosphorus to the soil. Triple phosphate can also be used for adding phosphate to the soil.

Thus, the correct answer is option A.