Question

Biofertilizers

• A. Kill pests
• B. Prevent pest growth
• C. Retain soil fertility
• D. All of the above

Answer 1

Answer: (C)

Retain soil fertility

Biofertilizers are used because they increase soil fertility, crop productivity, and production. Use of biofertilizers is both economical as well as environment-friendly. They remain symbiotically associated with the roots while some are free living. They solubilize the undissolved minerals.

So, the correct answer is option C.