Unit – III POLLUTION AND OZONE DEPLETION -BIOLOGY
Congratulations - you have completed Unit – III POLLUTION AND OZONE DEPLETION -BIOLOGY.
You scored %%SCORE%% out of %%TOTAL%%.
Your performance has been rated as %%RATING%%
Your answers are highlighted below.
Question 1 |
Find out the conventional source of energy,
solar energy | |
hydel energy | |
tide energy | |
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 ………………
CO | |
CO2 | |
SO2 | |
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 ……………..
PAN | |
CFC’s | |
CO2 | |
CO2 |
Question 4 |
The pollutant responsible for Ozone depletion is ……………
CFC | |
MIC | |
CO2 | |
SO2 |
Question 5 |
PAN is
Peroxide Acetic Nitrate | |
Peroxy Acetyl Nitrate | |
Peroxy Acetic Nitrate |
Question 6 |
Hypothermia in aquatic mammals is due to
Noise pollution | |
Air pollution | |
Oil spills |
Question 7 |
Man-made source of pollution is called …………… source.
natural | |
artificial | |
anthropogenic | |
human |
Question 8 |
…………. Reduces the oxygen carrying capacity of blood.
Suphur dioxide | |
Carbon monoxide | |
Methane | |
Nitrogen oxide |
Question 9 |
………….. has corrosive effect on buildings,
Carbon dioxide | |
Carbon monoxide | |
Nitrogen oxide | |
Sulphur dioxide |
Question 10 |
………….. cause drastic damage to the marine biodiversity.
Domestic sewage | |
Oil spills | |
Algal bloom | |
Surface run-offs |
Question 11 |
The bacteria used in biore mediation is ………….
Nitrosomonas | |
Rhizobium | |
Pseudomonas putida | |
Acetobacter aceti |
Question 12 |
Eutrophication is the depletion of …………. due to algal bloom resulting in the death of aquatic organisms.
Nitrogen | |
micro organisms | |
carbon dioxide | |
oxygen |
Question 13 |
…………. contributes to the formation of acid rain.
Carbon dioxide | |
methane | |
nitrogen oxide | |
oxygen |
Question 14 |
………… causes Global warming.
Carbon dioxide | |
methane | |
nitrogen oxide | |
oxygen |
Question 15 |
Smog is a mixture of smoke and ……………..
oxygen | |
mist | |
fog | |
acidrain |
Question 16 |
Black lung disease is due to the inhalation of ……………..
nitrogen | |
carbon monoxide | |
carbon | |
perticides |
Question 17 |
Bhopal gas tragedy was due to inhalation of ………….
methyl isocynate | |
methyl mercury | |
DDT | |
radio active gas |
Question 18 |
…………. Cause brown air in traffic congested city.
Carbon dioxide | |
Carbon monoxide | |
Methane | |
Nitrogen oxide |
Question 19 |
……….. causes bone cancer.
Cobalt 60 | |
Phosphorous 32 | |
Iodine 131 | |
Strontium -90 |
Question 20 |
Loud noise above …………. db can damage the eardrum.
50 | |
100 | |
120 | |
130 |
Question 21 |
Forest Act was promulgated in ……………
1980 | |
1981 | |
1986 | |
1988 |
Question 22 |
Water Act was passed in ……………..
1980 | |
1981 | |
1974 | |
1988 |
Question 23 |
…………… 1988 was the hottest month in the world.
May | |
April | |
June | |
July |
Question 24 |
…………… can cause blood cancer.
Iron -59 | |
Iodine 131 | |
Strontium -90 | |
Cobalt -60 |
Question 25 |
Ozone is found in the ……………..
Troposphere | |
Ionosphere | |
Stratosphere | |
Magnetosphere |
Question 26 |
………….. is a green house gas.
Carbon monoxide | |
Carbon dioxide | |
Oxygen | |
Sulphur dioxide |
Question 27 |
………… contributes to the formation of acid rain.
Nitrogen oxide | |
Hydrogen |
Question 28 |
……………. Causes global warming
Carbon monoxide | |
Carbon dioxide | |
Oxygen | |
Sulphur dioxide |
Question 29 |
Malaria is an ……………. disease.
Insect borne | |
air borne |
Question 30 |
Environmental pollution act was passed in ………….
1986 | |
1988 |
Question 31 |
Exposure to ………….. causes skin cancer.
infra red rays | |
UV rays |
Question 32 |
- Assertion (A) : UV Rays cause cancer and contracts.
- Reason (R) : Iodine -131 causes bone cancer.
A is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains A | |
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 is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains A | |
Both A and R are wrong |
Question 34 |
- Assertion (A) : Carbon monoxide is highly poisonous
- Reason (R) : Iodine -131 causes bone cancer.
A is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains A | |
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 is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains A | |
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 is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains A | |
R does not explain A |
Question 37 |
Match the following:
- Smog a) Acidic soil
- Acid rain b) reduces oxygen carrying capacity of blood
- Carbon Monoxide c) reduced visibility
3 2 1 | |
2 3 1 | |
1 3 2 | |
3 1 2 |
Question 38 |
Match the following:
- Carbon monoxide - a) Chronic bronchitis
- Sulphur dioxide - b) Global warming
- Particulate matter - c) reduces oxygen carrying capacity
- Carbon dioxide - d) Acid rain
3 2 4 1 | |
4 2 3 1 | |
1 3 2 4 | |
3 4 1 2 |
Question 39 |
Match the following:
- Industrial wastes - a) impairs ability to fly
- Oil spills - b) contaminate ground water
- Domestic sewage - c) fly ash
- Surface run-offs - d) thermal pollution
- Thermal power plants - e) eutrophication
3 2 5 4 1 | |
5 4 2 3 1 | |
2 4 5 1 3 | |
3 4 1 2 5 |
Once you are finished, click the button below. Any items you have not completed will be marked incorrect.
There are 39 questions to complete.
