Class 8 Science MCQs - Chapter 7
Man Impact on Ecosystem Multiple Choice Questions (MCQ) PDF - 4
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Man Impact on Ecosystem Questions & Answers PDF Download: MCQ Quiz 4
MCQ 16: The harmful substances which damage the environment are called
- pollutants
- compounds
- gases
- waste material
MCQ 17: A cleared are from trees can require a time to grow again which is equal to
- 1 year
- 20 years
- 50 years
- 500 years
MCQ 18: If ice on polar-regions will melt away animals will lose their habitat like
- polar bears
- seal
- both a and b
- trout
MCQ 19: If atmosphere is released with lots of pollutants it is
- pollution
- forestation
- deforestation
- habituation
MCQ 20: Human beings is able to satisfy his needs by changing
- temperature
- environment
- habitat
- region
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Man Impact on Ecosystem MCQ Book Questions
- Angle of incidence is equal to the angle of
- A debris from rotting matter is called
- Main suppliers for our body are
- Ventricles are chambers of heart which are
- People should be banned to hunt in forest or collect wild plants to ensure protection of
- Use of organisms specially micro-organisms in the manufacture or industrial processes is called