Environmental Pollution
Biology ⇒ Ecology and Environment
Environmental Pollution starts at 7 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Environmental Pollution.
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See sample questions for grade 8
A city experiences frequent smog due to vehicle emissions. Suggest two solutions to reduce this pollution.
A factory releases untreated waste into a nearby river. What type of pollution is this an example of?
Describe the impact of plastic pollution on marine life.
Describe two ways to reduce air pollution in cities.
A city experiences frequent smog due to vehicle emissions. Suggest two solutions to reduce this pollution.
A factory releases untreated waste into a nearby river. What type of pollution is this an example of?
A factory is fined for exceeding the legal limits of sulfur dioxide emissions. Explain how sulfur dioxide contributes to environmental pollution and name one effect it can have on the environment.
A river near a farming area is found to have a high level of nitrates and phosphates. Explain the likely source of these pollutants and describe one environmental consequence.
Which of the following is a consequence of water pollution?
(1) Clean drinking water
(2) Spread of diseases
(3) Increased fish population
(4) Improved soil fertility
Which of the following is a direct effect of air pollution on human health?
(1) Improved vision
(2) Respiratory problems
(3) Stronger bones
(4) Faster growth
Which of the following is a greenhouse gas that contributes to global warming?
(1) Oxygen
(2) Carbon dioxide
(3) Nitrogen
(4) Helium
Which of the following is a harmful effect of noise pollution?
(1) Improved sleep
(2) Hearing loss
(3) Better concentration
(4) Increased plant growth
Fill in the blank: Excessive use of __________ in agriculture can lead to water pollution.
Fill in the blank: The contamination of the environment by substances that are harmful to living organisms is called __________.
Fill in the blank: The excessive growth of algae in water bodies due to nutrient pollution is called __________.
Fill in the blank: The main cause of smog in large cities is the emission of __________ from vehicles and industries.
True or False: All pollutants are visible to the naked eye.
True or False: Burning fossil fuels is a major cause of air pollution.
True or False: Plastic waste in oceans can harm marine animals.
True or False: Recycling can help reduce environmental pollution.
