1. Which of the following is a secondary
pollutant
a)CO
b)CO2
c)SO2
d)O3
2. Which one of the following statements is not
valid for aerosols?
a)
They alter rainfall and monsoon patterns
b) They cause increased agricultural
productivity
c)
They have negative impact on agricultural land
d)
They are harmful to human health
3. The Air Prevention and control of pollution
act cam into force in
a)
1985
b)1990
c)
1975
d)1981
4. Which one of the following is not correct
with regard to the harmful effects of particulate matter of the size 2.5
micrometer or less?
a)
it can cause respiratory problems
b) it can directly enter into our circulatory
system
c)
it can cause inflammation and damage to the lungs
d)
it can be inhaled into the lungs
5. Polyblend, a fine powder of recycled
modified plastic, has to be a good material for
a)
making tubes and pipes
b)
making plastic sacks
c)
use as a fertilizer
d) construction of roads
6. Snow blindness in Antarctic region is due to
a) freezing
of fluids in the eye by low temperature
b) inflammation of cornea due to high dose of UV-B
radiation
c)
high reflection of light from snow
d)damage
to retina caused by infra- red rays
7. Which of the following protocols did aim
reducing emission of chlorofluorocarbons into atmosphere?
a)Geneva
protocol
b)Montreal Protocol
c)Kyoto
Protocol
d)Gothenburg
Protocol
8. Match the following
A. Eutrophication I) UV-B radiation
B.
Sanitary landfill ii)Deforestation
C.
Snow Blindness iii)
Nutrient enrichment
D.
Jhum Cultivation iv) Waste
disposal
a) A-ii,
B-i, C-iii, D-iv
b)
A-i, B-iii, C-iv, D-ii
c) A-iii, B-iv, C-i, D-ii
d)
A-i, B-ii, C-iv, D-iii
9. Global warming can be controlled by
a) increasing
deforestation, slowing down the growth of human population
b)
increasing deforestation, reducing efficiency of energy usage
c) reducing deforestation, cutting down use of
fossil fuel
d)
reducing reforestation, increasing the use of fossil fuel.
10. The highest DDT concentration in aquatic
food chain shall occur in
a)
eel
b)
crab
c) seagull
d)
phytoplankton
Answers:
1. d)O3
2. b) They cause increased agricultural productivity
3. d)1981
4. b) it can directly enter into our circulatory system
5. d) construction of roads
6. b) inflammation of cornea due to high dose of UV-B radiation
7. b)Montreal Protocol
8. c) A-iii, B-iv, C-i, D-ii
9. c)reducing deforestation, cutting down use of fossil fuel
10. c) seagull