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Environmental Science

Environmental Science
The term Ecosystem was coined by

Elton
Odum
Arthur G Tansley
Clements

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

Secondary consumers
Primary consumers
Producers
Decomposers

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Environmental Science
The blueness of the sky is mainly due to:

Emission of blue light by the atmosphere
The presence of water vapor
The scattering of sunlight by air molecules
Absorption of blue light by the air

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Environmental Science
This holds a planet's atmosphere close to its surface:

Gravity
Moisture
Pressure
Cloud cover
Radiation

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Environmental Science
The main reason(s) for warm summers in northern middle latitudes is that:

The earth is closer to the sun in summer
The sun is higher in the sky and we receive more direct solar radiation
All of these
The days are longer
Only (b) and (c) are correct

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Environmental Science
When the air temperature increases, the saturation vapour pressure will:

Increase
Decrease
Vary over an increasingly broad range of values
Remain the same

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MORE MCQ ON Environmental Science

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