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

  • question_answer
      An Italian bee variety Apis mellifem has been introduced in India for honey production. Write abouts its merit over the other varieties.         

    Answer:

                        Differences between Compost and Vermicompost
    Compost Vermicompost
    It is prepared from all type of organic wastes like sewage, animal refuse, farm waste, etc, and takes 3-6 months to prepare. It is prepared from domestic waste vegetable waste and takes 1-2 months to prepare.
    Organic remains decomposed by microbes. Organic remains are pulverized by earthworms.


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