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JEE Advanced levelOne or more correct optionsDifficulty 3 of 3ev216

Select the correct statements about waste management.

  1. AComposting is aerobic microbial decomposition of biodegradable organic waste
  2. BIncineration of mixed waste containing PVC can release HCl
  3. CLeachate from a sanitary landfill is harmless and needs no collection
  4. DRecycling of plastics reduces the demand for virgin feedstock

Answer: A, B, D

Composting (A), HCl from PVC (B) and reduced virgin feedstock from recycling (D) are correct. Leachate carries dissolved pollutants and is collected and treated (C false).
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