Question

IRRI proposed which one of the following for the prevention of fertilizers pollution in agriculture?

• A. Trickling filter method
• B. Mudball technique
• C. Both A and B
• D. None of the above

Answer 1

Answer: (C)

Both A and B

International Resources and Recycling Institute is one of the groups which proposes certain methods that help in reduction of pollution. The group proposed two methods which can be used for the prevention of pollution by the fertilizers in agriculture. Trickling filter method and mudball technique are used. The methods can be used to enhance the process of irrigation and distribution of the nutrients over the land. These techniques are widely used in the rice fields.

So, the correct answer is option C.