Man Impact on Ecosystem Multiple Choice Questions 4 PDF Download

Learn man impact on ecosystem MCQs, grade 8 science test 4 for online courses learning and test prep, human activities and ecosystem multiple choice questions and answers. Human activities and ecosystem revision test includes science worksheets to learn for class 8 science online tests with answer key.

Science multiple choice questions (MCQ) on harmful substances which damage environment are called with options compounds, pollutants, gases and waste material, human activities and ecosystem quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn human activities and ecosystem quiz to attempt multiple choice questions based test.

MCQs on Man Impact on Ecosystem Quiz PDF Download Worksheets 4

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