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Environmental Science

Environmental Science
The electrified region of the upper atmosphere is called the:

Ionosphere
Troposphere
Thermosphere
Mesosphere
Stratosphere

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Environmental Science
Frost typically forms on the inside of a windowpane (rather than the outside) because:

The inside of the pane is colder than the outside
There is less water vapor touching the inside of the pane
None of these
There is more water vapor touching the inside of the pane

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Environmental Science
Environmental Protection Act was introduced in the year

1988
1986
1989
1972

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Environmental Science
Most of the natural gas used in the United States is consumed by

transportation
industry
electrical utilities
residential use

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Environmental Science
In which year Silent Valley was declared as National Park?

1982
1984
1988
1981

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Environmental Science
Harmful trace metals in fly ash:

All of these
cadmium
arsenic
antimony

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MORE MCQ ON Environmental Science

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