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Environmental Science

Environmental Science
_________ is essentially stored solar energy that can be converted in to electricity, fuel and heat.

Fossil
Coal
Heat
Biomass

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Environmental Science
The major pollutant from automobile exhaust is

CO
NO
Soot
SO2

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

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

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Environmental Science
A high Biological Oxygen Demand (BOD) indicates that:

water is pure
High level of microbial pollution
absence of microbial action
Low level of microbial pollution

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Environmental Science
Vermi-composting is a natural method of

Producing compost manure
Destroying worms
Managing waste it creates
Producing worms

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Environmental Science
The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as

Ecodestructions
Pollution
Pollutants
All of these

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