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Environmental Science

Environmental Science
To protect fruit trees from frost, it is important to keep the air as still as possible.

1

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Environmental Science
In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent.

Nitrogen, oxygen
Nitrogen, water vapor
Hydrogen, helium
Hydrogen, oxygen
Oxygen, hydrogen

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Environmental Science
The first protected area in India is ____________

Corbett National Park
Nagar-Hole
Silent valley
Bandipur sanctuary

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Environmental Science
When number of food chains is interlocked this is called

food chain
food web
pyramid
food link

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Environmental Science
What is the most important factor for the success of animal population?

Adaptability
Unlimited food
Natality
Inter species activity

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Environmental Science
Almost all of the earth's weather occurs in the:

Troposphere
Thermosphere
Exosphere
Stratosphere
Mesosphere

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