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Chemical Environmental Engineering

A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it?

Chemical Environmental Engineering /
A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it?

A. Hydrogen
B. Carbon dioxide
C. Ozone
D. None of these

A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth’s atmosphere, which absorbs it? Read More »

Chemical Environmental Engineering

Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) ?

Chemical Environmental Engineering /
Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) ?

A. Acts as a green house gas thereby raising earth’s temperature
B. Causes asphyxia
C. Causes increase in sea level
D. Enhances the green house effect

Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) ? Read More »

Chemical Environmental Engineering