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Environmental Science

Environmental Science
BOD stands for

Biological Oxygen Demand
Biological Oxygen Decrease
None of these
Biotic Oxygen Demand

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Environmental Science
Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth's atmosphere?

Ozone and oxygen
Water vapor and carbon dioxide
Nitrogen and carbon dioxide
Oxygen and nitrogen

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Environmental Science
Freshwater protozoans react to a/an __________ environment by removing water through _______

hypotonic, turgor pressure
hypotonic, a contractile vacuole
isotonic, a contractile vacuole
hypertonic, a contractile vacuole

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Environmental Science
Night time temperatures rarely drop below the dew point temperature because

Both (b) and (c)
At saturation, latent heat of condensation is released into the air
The dew will absorb all the heat
Saturation vapor pressures always increase at night

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Environmental Science
_________ is a source of all minerals.

wildlife
air
soil
water

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Environmental Science
_______ tree is known as "flame of the forest"?

Zizyphus
Jackfruit
Pongamea
Butea monosperma

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