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IGCSE O Level Biology Exam Prep: Practice Test 4 (Chapter 7)

Effects of Human Activity on Ecosystem Notes Questions & Answers PDF Download - 4

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The Effects of Human Activity on Ecosystem Multiple Choice Questions (MCQ Quiz) with Answers PDF (Effects of Human Activity on Ecosystem MCQ PDF e-Book) download Ch. 7-4 to learn IGCSE O Level Biology Course. Solve Pollution: Inorganic Wastes as Cause Multiple Choice Questions (MCQs), Effects of Human Activity on Ecosystem quiz answers PDF to study online schools courses. The Effects of Human Activity on Ecosystem MCQ App Download: Free IGCSE O Level Biology App to learn fast learning biology, herbicides: o level biology, conservation: forests and renewable resources, conservation: renewable resources career test for online colleges that offer financial aid.

The MCQs: Arsenic is an example of; "Effects of Human Activity on Ecosystem" App (Android, iOS) with answers: inorganic waste, organic waste, acid, and base to study online schools courses. Practice Internal Structure of Eye Quiz Questions, download Apple Book (Free Sample) for online college classes.

Effects of Human Activity on Ecosystem MCQ with Answers PDF Download: Quiz 4

MCQ: 16

Arsenic is an example of

  1. organic waste
  2. inorganic waste
  3. acid
  4. base
MCQ: 17

If the trees are cleared, annual rain fall

  1. increases causing flood
  2. decreases and the area becomes dry
  3. decreases but increases moisture
  4. increases but decreases moisture
MCQ: 18

Advantages of using pesticides include

  1. healthier crops
  2. better yield
  3. more food and profit for farmers
  4. all of above
MCQ: 19

Conservation of resources can be tackled through

  1. human population control only
  2. by reducing pollution only
  3. increasing use of resources
  4. human population control and by reducing pollution
MCQ: 20

In Ecosystem pyrethrum is used in

  1. insecticides
  2. quinine
  3. morphine
  4. antibiotics

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

Effects of Human Activity on Ecosystem Notes App

O Level Biology Notes App (iOS & Android)

O Level Biology Notes App

A level Biology Notes App (iOS & Android)

A level Biology Notes App

Molecular Biology Notes App (Android & iOS)

Molecular Biology Notes App