Q. What is a significant source of indoor air pollution?
-
A.
Outdoor plants
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B.
Radon gas
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C.
Fresh air ventilation
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D.
Natural sunlight
Solution
Radon gas is a significant source of indoor air pollution and can pose health risks.
Correct Answer:
B
— Radon gas
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Q. What is the main greenhouse gas emitted by human activities?
-
A.
Ozone
-
B.
Carbon dioxide
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C.
Methane
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D.
Nitrous oxide
Solution
Carbon dioxide is the primary greenhouse gas emitted through human activities, particularly from burning fossil fuels.
Correct Answer:
B
— Carbon dioxide
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Q. What is the primary goal of the Montreal Protocol?
-
A.
To reduce carbon emissions
-
B.
To phase out ozone-depleting substances
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C.
To promote renewable energy
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D.
To improve water quality
Solution
The Montreal Protocol aims to phase out substances that deplete the ozone layer.
Correct Answer:
B
— To phase out ozone-depleting substances
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Q. What is the primary purpose of the Clean Air Act?
-
A.
To regulate water pollution
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B.
To control air pollution
-
C.
To manage hazardous waste
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D.
To protect endangered species
Solution
The Clean Air Act is designed to control air pollution on a national level.
Correct Answer:
B
— To control air pollution
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Q. What is the role of the Environmental Protection Agency (EPA)?
-
A.
To promote industrial growth
-
B.
To enforce environmental laws
-
C.
To regulate healthcare
-
D.
To manage public transportation
Solution
The EPA is responsible for enforcing federal environmental laws and regulations.
Correct Answer:
B
— To enforce environmental laws
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Q. Which of the following is a benefit of recycling?
-
A.
Increased landfill waste
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B.
Conservation of natural resources
-
C.
Higher energy consumption
-
D.
More pollution
Solution
Recycling helps conserve natural resources and reduces the amount of waste sent to landfills.
Correct Answer:
B
— Conservation of natural resources
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Q. Which of the following is a common health effect of air pollution?
-
A.
Increased bone density
-
B.
Respiratory diseases
-
C.
Improved cardiovascular health
-
D.
Enhanced immune response
Solution
Air pollution is linked to various respiratory diseases, including asthma and chronic bronchitis.
Correct Answer:
B
— Respiratory diseases
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Q. Which of the following practices can help reduce water pollution?
-
A.
Using pesticides excessively
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B.
Properly disposing of hazardous waste
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C.
Dumping chemicals in rivers
-
D.
Overusing fertilizers
Solution
Proper disposal of hazardous waste is crucial in preventing water pollution.
Correct Answer:
B
— Properly disposing of hazardous waste
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