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IGCSE O Level Biology Entrance Tests: Practice Test 2 (Chapter 7)

Effects of Human Activity on Ecosystem Multiple Choice Questions (MCQ) PDF Download - 2

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Effects of Human Activity on Ecosystem Test Questions and Answers PDF Download: MCQ 2

MCQ: 6

Bacteria grow and multiply rapidly in

  1. aerobic environment
  2. anaerobic environment
  3. water
  4. soil
MCQ: 7

Gaseous pollutants may be carried to other countries to

  1. form acid rain
  2. cause acidification of soil
  3. form alkaline rain
  4. cause water pollution
MCQ: 8

Non-renewable sources do not include

  1. fossil fuels
  2. minerals
  3. air
  4. water
MCQ: 9

Desertification is caused due to

  1. overgrazing
  2. topsoil is eroded
  3. rapid water evaporation from the soil
  4. all of above
MCQ: 10

Forests can not be conserved if

  1. timber trees are cut down worldwide
  2. timber trees are cut down selectively
  3. if rate of plantation exceeds rate of cutting trees
  4. new seedlings are planted and grown trees are cut

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

Effects of Human Activity on Ecosystem MCQs App

O Level Biology MCQs App (iOS & Android)

O Level Biology MCQs App

Molecular Biology MCQ App (iOS & Android)

Molecular Biology MCQ App

College Biology MCQ App (Android & iOS)

College Biology MCQ App