Class 8 Science MCQs - Chapter 7
Man Impact on Ecosystem Trivia Questions & Answers PDF Download - 4
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The Trivia MCQ: The harmful substances which damage the environment are called; "Man Impact on Ecosystem" App APK Download with answers: Compounds; Pollutants; Gases; 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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8th Grade Science MCQs eBook Download
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