IGCSE O Level Biology MCQs (O Level) From Textbook

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IGCSE O Level Biology MCQs – Practice Test 8 (Chapter 7)

Effects of Human Activity on Ecosystem Notes Questions with Answers PDF Download – Test 8

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The Effects of Human Activity on Ecosystem Notes Questios and Answers PDF (Effects of Human Activity on Ecosystem Quiz Answers PDF e-Book) download Ch. 7-8 to study IGCSE O Level Biology Course. Solve Pollution: Carbon Monoxide MCQs, Effects of Human Activity on Ecosystem quiz answers PDF to learn online IGCSE GCSE courses. Download the IGCSE O Level Biology Notes App – Free Effects of Human Activity on Ecosystem Notes App to learn pollution: inorganic wastes as cause, conservation: renewable resources, herbicides: o level biology, deforestation and pollution career test for best SAT prep courses online.

The MCQ: High concentrations of carbon monoxide (CO); "IGCSE O Level Biology Notes" App APK Download [Free] with answers: reduces capacity of oxygen transportation through blood in the body, reduces capacity of blood transport, is caused due to incomplete fossil decay, and is caused due to smog formation to learn online IGCSE GCSE courses. Practice Hormones: Endocrine Glands Quiz Questions, download Kobo e-Book (Free Chapter) to learn online IGCSE GCSE courses.

Effects of Human Activity on Ecosystem Test Questions and Answers PDF Download: MCQ 8

MCQ: 36

High concentrations of carbon monoxide (CO)

  1. reduces capacity of blood transport
  2. reduces capacity of oxygen transportation through blood in the body
  3. is caused due to incomplete fossil decay
  4. is caused due to smog formation
MCQ: 37

Cadmium is an example of

  1. organic waste
  2. inorganic waste
  3. nitrogenous waste
  4. carbonic waste
MCQ: 38

Fossil fuels and minerals are examples of

  1. renewable resources
  2. non-renewable resources
  3. artificial resources
  4. pollutants
MCQ: 39

Over a period of time, mosquitoes have developed resistance to

  1. dichlorodiphenyl trichloroethane (DDT)
  2. biochemical oxygen demand (BOD)
  3. dioxins
  4. eutrophication
MCQ: 40

Which one is a characteristic of fossil fuels

  1. cannot be recycled
  2. can be recycled
  3. can be reused
  4. can be reprocessed

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Effects of Human Activity on Ecosystem Notes Apps (Android & iOS)

Effects of Human Activity on Ecosystem Notes App

O Level Biology Notes Apps (iOS & Android)

O Level Biology Notes App

A level Biology Notes Apps (iOS & Android)

A level Biology Notes App

10th Grade Biology Notes Apps (Android & iOS)

10th Grade Biology Notes App