Pollution Pesticides and DDT MCQs Test Online PDF Book Download

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Learn effects of human activity on ecosystem practice test MCQs: in terms of tolerance range for oxygen (o2), tubifax worms and fish, for free online courses with options differ, are alike, are similar, are opposite for online college board exams and viva voce questions and answers for current students. Free skills assessment test is for e-learning online pollution pesticides and ddt quiz questions for competitive assessment in biology major.

MCQ on Pollution Pesticides and DDTQuiz Book Download

MCQ: If water containing DDT (dichloro-diphenyl-trichloroethane: C14H9O5) is fed upon by cattle, it will

  1. get stored in the liver
  2. get stored in the fatty tissues of animals
  3. be excreted out with urine
  4. get stored in the muscle fibers

B

MCQ: In terms of tolerance range for oxygen (O2), Tubifax worms and fish

  1. differ
  2. are alike
  3. are similar
  4. are opposite

A

MCQ: Along trophic level, in a food chain, insecticide amount

  1. decreases at each trophic level
  2. increases at each trophic level
  3. remains unchanged
  4. may increase or decrease depending on consumption

B

MCQ: DDT stands for

  1. Dichloro-diphenyl tricholoroethane
  2. Dichloro-triphenyl dichloroethane
  3. Dichlorino triammomium methane
  4. Difluoro-diphenyl-tribromobutane

A

MCQ: DDT (dichloro-diphenyl-trichloroethane: C14H9Cl5) is a form of

  1. insecticide
  2. herbicide
  3. pesticides
  4. parasiticides

A