Question

Vermicompost biofertilizer is rich in____________

• A. Phosporus
• B. Calcium
• C. Nitrogen
• D. All of the above

Answer 1

The correct option is D All of the above

• Vermicompost is the product obtained by composting of organic debris such as a mixture of decomposing vegetable or food waste using various species of earthworms.
• This vermicompost is a biofertilizer and it increases the fertility of the soil. It contains high amounts of nitrogen, potassium, phosphorus, calcium, and magnesium minerals that increase the crop yield.

So, the correct answer is option D.