9th Class Science Improvement in food resources Question Bank 9th CBSE Science Improvement in food resources

  • question_answer
      Why is organic matter important for crop production?

    Answer:

                      Organic matter is important for crops because (i) it forms humans and makes the soil fertile. (ii) it improves the soil structure and aeration of clayey soil. (iii) it increase the water- holding capacity of sandy soil. (iv) it helps in drainage. (v) it liberates minerals and improves growth of crop plants.                               (2)


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