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.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 7
Describe how oil spills can harm marine life.
Describe one way to prevent water pollution at home.
Describe one way to reduce air pollution in cities.
Describe the impact of pollution on human health.
Explain how deforestation can contribute to environmental pollution.
Explain how water pollution can affect aquatic life.
Explain the difference between biodegradable and non-biodegradable pollutants.
Explain why plastic waste is a serious environmental problem.
Explain why recycling is important in controlling environmental pollution.
A river near a city has become covered with a thick layer of green algae. Fish are dying, and the water smells bad. What type of pollution is most likely responsible for this situation, and what is the main cause?
Describe two ways in which microplastics can enter the food chain and explain their potential impact on living organisms.
Explain how biomagnification of pollutants can affect top predators in a food chain.
Explain why thermal pollution can be harmful to aquatic ecosystems.
A factory is located near a forest. After several years, the trees closest to the factory begin to lose their leaves and show signs of damage. Scientists find high levels of sulfur dioxide in the air. What type of pollution is most likely affecting the forest, and what is a possible consequence for the ecosystem?
Describe how the accumulation of heavy metals in soil can affect plants and animals, including humans, that depend on those plants.
Explain how the use of pesticides in agriculture can lead to pollution of nearby water bodies, and describe one possible effect on aquatic organisms.
Explain the difference between point source and non-point source pollution, and give one example of each.
