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O Level Biology Study Material: Certification Test 1183

Herbicides: O Level Biology MCQ App Download & e-Book - 1183

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MCQ: 1183

Physical, mental abnormalities and risks of cancer are increased due to

  1. dichlorophenyl trichloroethane (DDT)
  2. biochemical oxygen demand (BOD)
  3. dioxins
  4. greenhouse effect

Herbicides: O Level Biology Study Material: O Level Biology App & eBook MCQ

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Herbicides O Level Biology MCQ App (iOS & Android)

Herbicides O Level Biology MCQ App

O Level Biology MCQ App (Android & iOS)

O Level Biology MCQ App

College Biology MCQ App (Android & iOS)

College Biology MCQ App

SAT Biology MCQ App (Android & iOS)

SAT Biology MCQ App