Man and Environment Multiple Choice Questions 9 PDF Download

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MCQs on Man and Environment Quiz PDF Download Worksheets 9

MCQ. Since 1800 amount of carbon dioxide in atmosphere has increased

  1. 20%
  2. 25%
  3. 50%
  4. 30%

D

MCQ. Tertiary consumers that are fed on primary carnivores are also known as

  1. primary carnivores
  2. tertiary carnivores
  3. secondary carnivores
  4. secondary herbivores

C

MCQ. Substances that actually cause pollution are

  1. Chemicals
  2. Pollutants
  3. Gases
  4. Bad substances

B

MCQ. Group of consumers in an ecosystem includes

  1. viruses
  2. bacteria
  3. plants
  4. animals

D

MCQ. Fish aquarium is best classified as an example of

  1. natural biosphere
  2. artificial biosphere
  3. artificial ecosystem
  4. natural ecosystem

C