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NTA Abhyas NEET2020ChemistryChemistry in Everyday LifePractice

Polychlorinated biphenyls (PCBs) are I. non-carcinogenic in nature II. carcinogenic in nature III. used as cleansing solvent Choose the correct options

Options

  1. ABoth I and III
  2. BBoth II and III
  3. Conly II
  4. Donly III

Correct answer

B. Both II and III

Step-by-step solution

Various industrial chemicals like polychlorinated biphenyls is (PCBs) which are used as cleansing solvent, detergents and fertilisers add to list of water pollutants. PCBs are suspected to be carcinogenic.

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