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The Causes of Pollution Biology Multiple Choice Questions (MCQ Quiz) with Answers PDF (Causes of Pollution Biology MCQ PDF e-Book) download to study IGCSE O Level Biology Tests. Learn Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Causes of Pollution Biology quiz answers PDF to study online school courses. Free Causes of Pollution Biology MCQ App Download: IGCSE O Level Biology MCQ e-Book PDF to study soil erosion, conservation: renewable resources, deforestation and pollution test prep for SAT subject test tutoring.

The MCQ: Lives of organisms in ecosystem become threatened due to; "Causes of Pollution: Biology" App Download [Free] with answers: urbanization, industrialization, introduction of toxics in ecosystem, and rapid housing to study online school courses. Practice Causes of Pollution Biology Quiz Questions, download Google eBook (Free Sample) for best SAT prep courses online.

Causes of Pollution Biology Questions and Answers PDF Download

MCQ: 1

Lives of organisms in ecosystem become threatened due to

  1. urbanization
  2. industrialization
  3. introduction of toxics in ecosystem
  4. rapid housing
MCQ: 2

Reaction between oxides of nitrogen (N2) and oxygen (O2) results in

  1. formation of nitric acid only
  2. acid rains only
  3. alkali rain
  4. formation of nitric acid and acid rains
MCQ: 3

Incomplete burning of fuel causes

  1. decrease in annual rain fall
  2. decay of fossil fuels
  3. rapid sheet erosion
  4. pollution
MCQ: 4

Process by which harmful substances are added to environment is called as

  1. Silting
  2. Pollution
  3. Desertification
  4. Flooding
MCQ: 5

Reaction between sulfur dioxide and oxygen results in

  1. sulfuric acid only
  2. acid rain only
  3. alkali rain
  4. sulfuric acid and acid rain

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Causes of Pollution: Biology MCQ App (Android & iOS)

Causes of Pollution: Biology MCQ App

O Level Biology MCQ App (iOS & Android)

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