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Environmental Chemistry: Atmosphere
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Environmental Chemistry: Atmosphere
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Environmental Chemistry: Atmosphere
What is meant by the term 'meso'?
top
middle
turning
changing
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
The temperature of the outer mesosphere is
93 °C
−93 °C
;5 °C
−5 °C
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Most of the dust particles and water vapors are present in
troposphere
stratosphere
mesosphere
thermosphere
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is an excellent heat absorber and causes global warming?
chlorofluorocarbons (CFCs)
methane
carbon monoxide
lead compounds
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is the second layer of atmosphere as one moves upwards from the Earth's surface?
troposphere
stratosphere
mesosphere
thermosphere
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Presence of which of the following can be felt near the photocopier, television set, microwave oven, etc.?
chlorofluorocarbons (chlorofluorocarbons (CFCs))
methane
ozone
lead compounds
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Amount of ozone contained by stratosphere is
10ppm
20ppm
30ppm
40ppm
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is the Third layer of atmosphere as one moves upwards from the Earth's surface?
troposphere
stratosphere
mesosphere
thermosphere
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
The pH of normal rainwater is
4
5
5.6
6.6
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following have an impact on brain development in human beings especially among children?
chlorofluorocarbons (CFCs)
methane
carbon monoxide
lead compounds
Author:
rikazzz
Comment
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