State PCS PYQPrelims 2022

UPPCS · પ્રશ્ન 9

Dichloro-diphenyl-trichloroethane (DDT) is a:

  1. Non-biodegradable pollutant
  2. Biochemical pollutant
  3. Non-pollutant
  4. Biodegradable pollutant
જવાબ બતાવો અને સમજૂતી

જવાબ: (A) Non-biodegradable pollutant

સમજૂતી

DDT is persistent, non-biodegradable and biomagnifies in food chains.