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IGCSE O Level Biology Study Guide: Practice Test 17 (Chapter 7)

Effects of Human Activity on Ecosystem Multiple Choice Questions (MCQs) PDF Download - 17

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The Effects of Human Activity on Ecosystem Multiple Choice Questions (MCQs) with Answers PDF (Effects of Human Activity on Ecosystem MCQs PDF e-Book) download Ch. 7-17 to study IGCSE O Level Biology Course. Practice Pollution: Pesticides and DDT MCQs, Effects of Human Activity on Ecosystem quiz questions and answers PDF for accredited online college courses. The Effects of Human Activity on Ecosystem MCQs App Download: Free IGCSE O Level Biology App to study pollution causes, pollution: causes of pollution, deforestation, air and water pollution, recycling: waste disposal career test to study online school courses.

The MCQ: DDT stands for "Effects of Human Activity on Ecosystem" App Download [Free] with answers: dichloro-triphenyl dichloroethane, dichloro-diphenyl trichloroethane, dichloro triammomium methane, and difluoro-diphenyl-tribromobutane to study online school courses. Solve Structure of Cell: Vacuoles Quiz Questions, download Google eBook (Free Sample) for SAT practice test.

Effects of Human Activity on Ecosystem MCQs with Answers PDF Download: MCQ Quiz 17

MCQ: 81

DDT stands for

  1. Dichloro-diphenyl trichloroethane
  2. Dichloro-triphenyl dichloroethane
  3. Dichloro triammomium methane
  4. Difluoro-diphenyl-tribromobutane
MCQ: 82

Upon entering through stomata, the leaves get damaged and plant dies. This pollutant is

  1. carbon dioxide
  2. lead
  3. carbon monoxide
  4. sulphur dioxide
MCQ: 83

Biological decay, forest fires and volcanic eruptions are example of

  1. gaseous pollutants
  2. water pollutants
  3. human-caused pollution
  4. soil pollution
MCQ: 84

Water pollution is primarily caused by

  1. forest fires
  2. volcanic eruptions
  3. biological decay
  4. human activities
MCQ: 85

Making new containers from crushed glass helps to

  1. save materials only
  2. save fuel only
  3. increase pollution
  4. save materials and fuel

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Effects of Human Activity on Ecosystem MCQ App (Android & iOS)

Effects of Human Activity on Ecosystem MCQ App

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