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Environmental Science

Environmental Science
_________ element had guided the earlier navigators to keep them on right path.

Coal
Uranium
Magnetite
Carbon

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Environmental Science
Of the gases listed below, which is not believed to be responsible for enhancing the earth's greenhouse effect?

Molecular oxygen (O2)
Methane (CH4)
Chlorofluorocarbons (CFCs)
Carbon dioxide (CO2)
Nitrous oxide (N2O)

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Environmental Science
In the Northern Hemisphere, this day has the fewest hours of daylight:

Summer solstice
Winter solstice
Autumnal equinox
Vernal equinox

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Environmental Science
An ideal shelter for housing a temperature-measurement instrument should be:

Both black and in the shade
Black
White
In the shade
Both white and in the shade

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Environmental Science
The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:

Radiosonde
Barograph
Altimeter
Aneroid barometer

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Environmental Science
All the genes of a population is called

genome
gene population
gene pool
gene bunch

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