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Questions and Answers
Which of the following is a definition of pollution?
Which of the following is a definition of pollution?
- The effect of natural changes in our surroundings
- The effect of desirable changes in our surroundings
- The effect of undesirable changes in our surroundings (correct)
- The effect of temporary changes in our surroundings
What are pollutants?
What are pollutants?
- Substances that have a positive effect on the environment
- Substances that are necessary for the survival of living organisms
- Substances that are produced due to human activity and have a detrimental effect on the environment (correct)
- Substances that are naturally present in the environment
How are pollutants classified from an ecological perspective?
How are pollutants classified from an ecological perspective?
- Air pollutants and water pollutants
- Biodegradable and non-biodegradable pollutants
- Natural pollutants and synthetic pollutants
- Degradable or non-persistent pollutants and slowly degradable or persistent pollutants (correct)
What determines the severity of detrimental effects on human health caused by pollutants?
What determines the severity of detrimental effects on human health caused by pollutants?
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How much air does an average human require each day?
How much air does an average human require each day?
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