environment easy MCQ

Which of the following is a benefit of using organic manure in agriculture?

  1. Increases soil salinity
  2. Improves soil structure and water retention
  3. Reduces microbial activity
  4. Causes soil compaction

Answer: Improves soil structure and water retention

Organic manure enhances soil porosity, nutrient content, and water-holding capacity, promoting sustainable agriculture.

Topic Soil Conservation and Land Degradation
Exam Relevance SSC, Railway