Class 8 Courses

Chapter 7: Class 8 Science Exam Tests

Class 8 Science MCQs - Chapter 7

Man Impact on Ecosystem Quiz Questions and Answers PDF - 3

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Man Impact on Ecosystem Questions & Answers PDF Download: MCQ Quiz 3

MCQ 11:

Algae grows on surface of water and hence the becomes barrier for plants in water by blocking

  1. sunlight
  2. heat
  3. fresh water
  4. temperature
MCQ 12:

Technology can be use to harness renewable sources of

  1. energy
  2. food
  3. light
  4. heat
MCQ 13:

Many animals have become endangered species due to

  1. over hunting
  2. over feeding
  3. global warming
  4. forestation
MCQ 14:

Animal which is hunted for its glands which is used to make perfumes is

  1. deer
  2. cat
  3. antelope
  4. duck
MCQ 15:

During decomposition of buried waste explosion can occur due to production of gas

  1. oxygen
  2. methane
  3. carbon dioxide
  4. nitrogen

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Man Impact on Ecosystem App (Android & iOS)

Man Impact on Ecosystem App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (iOS & Android)

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Earth Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (iOS & Android)