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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 170

Recycling: Waste Disposal MCQ (Multiple Choice Questions) PDF - 170

The Recycling Waste Disposal Multiple Choice Questions (MCQ) with Answers PDF, Recycling Waste Disposal MCQs PDF Download e-Book Ch. 7-170 to solve IGCSE O Level Biology Practice Tests. Study Effects of Human Activity on Ecosystem quiz answers PDF, Recycling Waste Disposal Multiple Choice Questions (MCQ Quiz) to study online schools courses. The Recycling: Waste Disposal MCQs App Download: Free educational app for recycling: waste disposal, atmospheric pollution, gastric juice test prep for online colleges for teaching.

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Recycling: Waste Disposal Questions and Answers PDF Download: Quiz 170

MCQ 846:

Central heating systems can be run through

  1. more deforestation
  2. burning of garbage
  3. lesser incinerators
  4. cooling water pipelines
MCQ 847:

Loss of control of hand and feet occurs due to

  1. lead poisoning (Pb)
  2. sulfur dioxide (SO2)
  3. nitrogen oxide (NO)
  4. carbon dioxide (CO2)
MCQ 848:

Together, HCl (Hydrochloric Acid), rennin and pepsin form the

  1. bile juice
  2. pancreatic juice
  3. gastric juice
  4. intestinal juice
MCQ 849:

In an ecological community, change in one member

  1. affects other population of the community
  2. does not affect other populations
  3. affects other ecosystems
  4. affects other communities
MCQ 850:

In ecology ,ecological niche refers to

  1. how an organism fits in the environment only
  2. how an organism depends on various organisms only
  3. how an organism adapts a new environment.
  4. how an organism fits in the environment and depends on various organisms

IGCSE O Level Biology Exam Prep Tests

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Recycling Waste Disposal App (Android & iOS)

Recycling Waste Disposal App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

College Biology App (Android & iOS)

College Biology App (Android & iOS)

Phylum App (Android & iOS)

Phylum App (iOS & Android)