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NEET levelSingle correct optionDifficulty 1 of 3ev174

Which one of the following is a non-biodegradable waste?

  1. ACow dung
  2. BPaper
  3. CVegetable peels
  4. DPolythene bags

Answer: D

Microorganisms cannot readily decompose polythene, so it persists for very long. Vegetable peels, paper and cow dung are broken down by microbes.
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