Class 8 Science MCQs - Chapter 7
Man Impact on Ecosystem Trivia Questions & Answers PDF Download - 4
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The Quiz: The harmful substances which damage the environment are called; "Man Impact on Ecosystem" App APK Download with answers: compounds, pollutants, gases, and waste material to study online certification courses. Practice Human Activities and Ecosystem MCQ Questions, download Kindle eBook (Free Sample) for online degrees.
Man Impact on Ecosystem Test Questions and Answers PDF Download: MCQ 4
The harmful substances which damage the environment are called
- pollutants
- compounds
- gases
- waste material
A cleared are from trees can require a time to grow again which is equal to
- 1 year
- 20 years
- 50 years
- 500 years
If ice on polar-regions will melt away animals will lose their habitat like
- polar bears
- seal
- both a and b
- trout
If atmosphere is released with lots of pollutants it is
- pollution
- forestation
- deforestation
- habituation
Human beings is able to satisfy his needs by changing
- temperature
- environment
- habitat
- region
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Grade 6 Science Mock Tests
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Grade 6 Science MCQ with Answers
- Gravitational force is influenced by object's
- Photosynthesis increases concentration of oxygen in air, which is necessary for all
- For reproduction plants directly or indirectly depend on
- A relationship that benefits both organisms is known as
- An organism that eats remaining of other consumers is known as