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POLLUTION AND OZONE DEPLETION

Unit – III POLLUTION AND OZONE DEPLETION -BIOLOGY

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Question 1
Find out the conventional source of energy,
A
solar energy
B
hydel energy
C
tide energy
D
hydrocarbon energy
Question 2
The Tajmahal which is historical monument built with marble is being corroded due to the gases let out by the nearby oil refineries.  The chief pollutant is ………………
A
CO
B
CO2
C
SO2
D
NO2
Question 3
It is found that crop fields located near the highways give less yield due to low photosynthetic activity and stunted growth.  The pollutant responsible for this ……………..
A
PAN
B
CFC’s
C
CO2
D
CO2
Question 4
The pollutant responsible for Ozone depletion is ……………
A
CFC
B
MIC
C
CO2
D
SO2
Question 5
PAN is
A
Peroxide Acetic Nitrate
B
Peroxy Acetyl Nitrate
C
Peroxy Acetic Nitrate
Question 6
Hypothermia in aquatic mammals is due to
A
Noise pollution
B
Air pollution
C
Oil spills
Question 7
Man-made source of pollution is called …………… source.
A
natural
B
artificial
C
anthropogenic
D
human
Question 8
…………. Reduces the oxygen carrying capacity of blood.
A
Suphur dioxide
B
Carbon monoxide
C
Methane
D
Nitrogen oxide
Question 9
………….. has corrosive effect on buildings,
A
Carbon dioxide
B
Carbon monoxide
C
Nitrogen oxide
D
Sulphur dioxide
Question 10
………….. cause drastic damage to the marine biodiversity.
A
Domestic sewage
B
Oil spills
C
Algal bloom
D
Surface run-offs
Question 11
The bacteria used in biore mediation is ………….
A
Nitrosomonas
B
Rhizobium
C
Pseudomonas putida
D
Acetobacter aceti
Question 12
Eutrophication is the depletion of …………. due to algal bloom resulting in the death of aquatic organisms.
A
Nitrogen
B
micro organisms
C
carbon dioxide
D
oxygen
Question 13
…………. contributes to the formation of acid rain.
A
Carbon dioxide
B
methane
C
nitrogen oxide
D
oxygen
Question 14
………… causes Global warming.
A
Carbon dioxide
B
methane
C
nitrogen oxide
D
oxygen
Question 15
Smog is a mixture of smoke and ……………..
A
oxygen
B
mist
C
fog
D
acidrain
Question 16
Black lung disease is due to the inhalation of ……………..
A
nitrogen
B
carbon monoxide
C
carbon
D
perticides
Question 17
Bhopal gas tragedy was due to inhalation of ………….
A
methyl isocynate
B
methyl mercury
C
DDT
D
radio active gas
Question 18
…………. Cause brown air in traffic congested city.
A
Carbon dioxide
B
Carbon monoxide
C
Methane
D
Nitrogen oxide
Question 19
……….. causes bone cancer.
A
Cobalt 60
B
Phosphorous 32
C
Iodine 131
D
Strontium -90
Question 20
Loud noise above …………. db can damage the eardrum.
A
50
B
100
C
120
D
130
Question 21
Forest Act was promulgated in ……………
A
1980
B
1981
C
1986
D
1988
Question 22
Water Act was passed in ……………..
A
1980
B
1981
C
1974
D
1988
Question 23
…………… 1988 was the hottest month in the world.
A
May
B
April
C
June
D
July
Question 24
…………… can cause blood cancer.
A
Iron -59
B
Iodine 131
C
Strontium -90
D
Cobalt -60
Question 25
Ozone is found in the ……………..
A
Troposphere
B
Ionosphere
C
Stratosphere
D
Magnetosphere
Question 26
………….. is a green house gas.
A
Carbon monoxide
B
Carbon dioxide
C
Oxygen
D
Sulphur dioxide
Question 27
………… contributes to the formation of acid rain.
A
Nitrogen oxide
B
Hydrogen
Question 28
…………….  Causes global warming
A
Carbon monoxide
B
Carbon dioxide
C
Oxygen
D
Sulphur dioxide
Question 29
Malaria is an ……………. disease.
A
Insect borne
B
air borne
Question 30
Environmental pollution act was passed in ………….
A
1986
B
1988
Question 31
Exposure to ………….. causes skin cancer.
A
infra red rays
B
UV rays
Question 32
  • Assertion (A) : UV Rays cause cancer and contracts.
  •      Reason (R)    : Iodine -131 causes bone cancer.
A
A is correct, R is wrong
B
R is correct, A is wrong
C
A is correct, R explains A
D
Both A and R are wrong
Question 33
  • Assertion (A) : Pseudomonas putida, a genetically engineered bacterium is used in bioremediation.
  •     Reason (R)     :The process of cleaning ail spills by using bacteria is called bioremediation.
A
A is correct, R is wrong
B
R is correct, A is wrong
C
A is correct, R explains A
D
Both A and R are wrong
Question 34
  • Assertion (A) : Carbon monoxide is highly poisonous
  •     Reason (R)     : Iodine -131 causes bone cancer.
A
A is correct, R is wrong
B
R is correct, A is wrong
C
A is correct, R explains A
D
Both A and R are wrong
Question 35
  • Assertion (A)  : Biological oxygen demand is one of the effects of water pollution.
  •     Reason (R)     : Organic wastes in water bodies cause algal bloom which results in oxygen depletion.
A
A is correct, R is wrong
B
R is correct, A is wrong
C
A is correct, R explains A
D
Both A and R are wrong
Question 36
  • Assertion (A)  : Smoke contains carcinogens such as benzopyrene.
  •      Reason (R)     : Fly ash contains particulates released from thermal power plants.
A
A is correct, R is wrong
B
R is correct, A is wrong
C
A is correct, R explains A
D
R does not explain A
Question 37
Match the following:
  1. Smog                           a) Acidic soil
  2. Acid rain                     b) reduces oxygen carrying capacity of blood
  3. Carbon Monoxide     c) reduced visibility
A
3 2 1
B
2 3 1
C
1 3 2
D
3 1 2
Question 38
Match the following:
  1. Carbon monoxide - a) Chronic bronchitis
  2. Sulphur dioxide - b) Global warming
  3. Particulate matter - c) reduces oxygen carrying capacity
  4. Carbon dioxide - d) Acid rain
A
3 2 4 1
B
4 2 3 1
C
1 3 2 4
D
3 4 1 2
Question 39
Match the following:
  1. Industrial wastes - a) impairs ability to fly
  2. Oil spills - b) contaminate ground water
  3. Domestic sewage - c) fly ash
  4. Surface run-offs - d) thermal pollution
  5. Thermal power plants - e) eutrophication
A
3 2 5 4 1
B
5 4 2 3 1
C
2 4 5 1 3
D
3 4 1 2 5
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There are 39 questions to complete.

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