Multiple choice

In which of the following fields is BGA chiefly used as biofertiliser?

  1. Wheat

  2. Gram

  3. Paddy

  4. Mustard

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Blue-Green Algae (BGA) are nitrogen-fixing organisms commonly used as biofertilizers in paddy (rice) fields to enhance soil fertility.