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Causes of Pollution Biology Multiple Choice Questions with Answers – PDF Download

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Free "Causes of Pollution: Biology" App Download with MCQ: Lives of organisms in ecosystem become threatened due to; with answers: urbanization, industrialization, introduction of toxics in ecosystem, and rapid housing to improve laboratory skills. Practice Causes of Pollution Biology Quiz Questions, download Google e-Book (Free Chapter) to advance remote instruction.

Causes of Pollution Biology MCQs PDF Download – Prep Test

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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