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Environmental Science

Environmental Science
In the northern hemisphere, a solar panel should be placed on the side of the roof facing:

East
North
South
West

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Environmental Science
The horizontal extent of the ozone hole can sometimes exceed the size of the Antarctic continent.

1

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Environmental Science
The abiotic and biotic components constitute the structure of an

environment
Ecosystem
atmosphere
energy flow

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

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

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Environmental Science
Basidiospores are considered to be a major source of

airborne allergens
bioweapon
water borne allergens
animal faeces

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Environmental Science
The total number of major languages in India are

18
16
15
17

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MORE MCQ ON Environmental Science

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