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Environmental Science

Environmental Science
Suppose two unsaturated air masses mix horizontally. The resulting mixture cannot possibly be saturated.

1

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Environmental Science
A great deal of indoor air pollution comes from

cooking
carpets and furniture
carbon monoxide
sludge

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Environmental Science
Organisms that feed upon other living organisms as a source of energy and nutrients are called as

Consumers
Decomposers
Producers
Pests

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Environmental Science
The first global environmental protection treaty "The Montreal Protocol" was signed on September 26 in

1990
1985
1981
1987

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Environmental Science
Which one of the following is the most stable ecosystem?

Desert
Forest
Ocean
Mountain

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Environmental Science
In recycling of mineral elements within an ecosystem, the responsible direct acing organism are called

Decomposers
Secondary consumers
Producers
Primary consumers

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