Q&A/Class 10/Biology

A high concentration of harmful chemical is highly injurious, even fatal to higher trophic level organisms. Mention the basis of classifying substances as biodegradable and non-biodegradable. Give two examples of each.

Class 10CBSEBiologyChapter: Environment
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Substances are classified into biodegradable and non-biodegradable on the basis of their disposability or nondisposability by saprophytic organisms.
  • Biodegradable. Used tea leaves, waste paper.
  • Non-biodegradable. DDT, silver/ aluminium foil.

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