Man Impact on Ecosystem Multiple Choice Questions and Answers 4 PDF Download

Learn man impact on ecosystem multiple choice questions, grade 8 science online test 4 for elementary school degree online courses, distance learning for exam prep. Practice human activities and ecosystem multiple choice questions (MCQs), man impact on ecosystem quiz questions and answers for science class for class 8 science online tests with answer key.

Study elementary school science multiple choice questions (MCQs): harmful substances which damage environment are called, for free online courses with choices compounds, pollutants, gases, and waste material, human activities and ecosystem quiz for online competitive tests preparation for elementary school admission and high school admission. Free science study guide for online learning human activities and ecosystem quiz questions 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


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


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


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

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


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

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