Quiz on Air Pollution and Water Pollution | Environmental Issues Multiple Choice Quiz

1. Ozone (O3) is formed mainly in which layer of the atmosphere
Troposhere
Ozone layer
Stratosphere
Ionosphere

2.Chlorofluorocarbons rise to the stratosphere and
React directly with stratospheric ozone to destroy it.
Become free radicals that react with oxygen to create ozone.
React with free radicals to remove carbon dioxide.
After interacting with UV energy, become free radicals, which destroy ozone.

3.Ozone in the atmosphere absorbs:
All UV-C
All UV-C and most of UV-B
All UV-A and UV-B
All UV-A and UV-C

4.Match the folllowing

a- iii, b-i, c-iv, d-ii
a- ii, b-i, c-iv, d-iii
a- i, b-ii, c-iii, d-iv
a- iv, b-i c-iii, d-ii

5.The major constituent of photochemical smog is
Carbon monoxide
Sulfur dioxide
Lead
Ozone

6. Pink disease, a disorder reported in human beings caused by intaking the heavy metal -------.
Cadmium
Lead
Mercury
Chromium

7.Select the primary air pollutant
smog
tropospheric ozone
peroxyacyl nitrate
None of these

8.Carbon dioxide is primarily called a greenhouse gas because
Traps heat
Traps light
Traps warm currents
None of these

9. Measuring BOD (Biological Oxygen Demand) is primarily used for
Estimating the types of microbes
Determine the level of dissolved oxygen
Estimating the quantity of organic matter in sewage water
All of these

10.The presence of _________ in a water body is an indicator of water pollution.
E.Coli
Deinococcus radiodurans
Zygosporangium
All of the above

Score =
Correct answers: