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Environmental Science

Environmental Science
The pollutant that causes hole in the ozone layer is

CFCs
PFCs
nitrousoxide
SF6

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Environmental Science
At middle latitudes, the base of an altostratus or altocumulus cloud would generally be found between:

23,000 and 43,000 feet
6,500 and 23,000 feet
Above 43,000 feet
200 and 6,500 feet

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Environmental Science
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

Cloudy, calm afternoon
Cloudy, windy afternoon
Clear, windy afternoon
Clear, calm afternoon

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

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

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Environmental Science
National Maritime Day of India is celebrated on ______________

43911
44120
43973
43926

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Environmental Science
Fatal degenerative lung disease caused by particulate asbestos is referred to as

allergy
sinusitis
asthma
asbestosis

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MORE MCQ ON Environmental Science

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