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10 questions
Cutting of trees in a forest is callled
Reforestation
Deforestation
tree fall
None of them
Which is not a natural Ecosystem?
Desert
Aquarium
Forest
None of these
Which is a threat to a environment
Growing plants
Growing crops
Growing population
None of these
narrow zone where land water and air interact is called
Environment
Hydrosphere
Biosphere
Lithosphere
air pollution
water pollution
soil pollution
The natural resources used by society are limited by various factors. Why is coal considered a nonrenewable resource?
Once coal is used up, it can never be replaced.
Coal is a nonrenewable resource, because it comes from the impact of meteors with the Earth
Coal was a renewable resource, until it was mismanaged by humans
Coal is considered a renewable resource, because it takes few years to form
The natural environment consists of................................... .
Activities among human beings
Plants and animals that surround the human beings
Creations among human beings
Interactions among human beings
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