InterviewSolution
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InterviewSolution
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2429. i) What are trophic levels?ii) Write one advantage of biodegradable substances in environment0. Can you suggest some changes in your school which would makeit environment friendly? (Any four) |
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Answer» 29.i)Each level of the food chain is called trophic level. ii). Biodegradable substances can be decomposed easily by the act of microorganisms on them. 30. Parents and studentscanalso contribute to making theirschools greenerandcan takeeasy-to-implement steps such as the following: Encourage parents and kids to use public transportation or to walk or bike toschoolLike if you find it useful |
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