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6. Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry6. Haloalkanes and Haloarenes1 Mark
MCQ
What is $DDT$ among the following?
  • A
    Greenhouse gas
  • B
    A fertilizer
  • C
    Biodegradable pollutant
  • ✓
    Non-biodegradable pollutant
✓

Answer

Correct option: D.
Non-biodegradable pollutant
d
Those pollutants which cannot be broken down into simpler, harmless substances in nature, are called non-biodegradable pollutants. $DDT$, plastics, polythene, bags, insecticides, pesticides, mercury, lead, arsenic, metal articles like aluminium cans, synthetic fibers, glass objects, iron products, and silver foils are non-biodegradable pollutants.

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