Grade 8 English MCQs

Man Impact on Ecosystem Multiple Choice Questions Test 4 Tests pdf Download

Practice science test 4 on man impact on ecosystem MCQs, grade 8 human activities and ecosystem multiple choice questions and answers. Human activities and ecosystem revision test has science worksheets, answer key with choices as compounds, pollutants, gases and waste material of multiple choice questions (MCQ) with human activities and ecosystem quiz as the harmful substances which damage environment are called for competitive exam prep. Free science study guide to learn human activities and ecosystem quiz to attempt multiple choice questions based test.

MCQs on Man Impact on Ecosystem: Worksheets 4 Quiz pdf Download

MCQ. Harmful substances which damage environment are called

  1. pollutants
  2. compounds
  3. gases
  4. waste material

A

MCQ. A cleared are from trees can require a time to grow again which is equal to

  1. 1 year
  2. 20 years
  3. 50 years
  4. 500 years

C

MCQ. If ice on polar regions will melt away animals will lose their habitat like

  1. polar bears
  2. seal
  3. both a and b
  4. trout

C

MCQ. If atmosphere is released with lots of pollutants it is

  1. pollution
  2. forestation
  3. deforestation
  4. habituation

A

MCQ. Human beings is able to satisfy his needs by changing

  1. temperature
  2. environment
  3. habitat
  4. region

B