What is pollution?, Keeping the environment clean, Adding harmful substances to the environment, Planting more trees, Saving water, Which of the following causes air pollution?, Planting trees, Smoke from factories, Clean rivers, Fresh air, Throwing garbage into rivers causes which type of pollution?, Air pollution, Noise pollution, Water pollution, Land pollution, Loud music and vehicle horns cause:, Water pollution, Noise pollution, Air pollution, Soil pollution, Which of the following helps reduce pollution?, Burning plastic, Cutting down trees, Recycling waste, Throwing trash on the road, Which gas released by vehicles pollutes the air?, Oxygen, Carbon dioxide, Nitrogen, Helium, What should you do with plastic waste?, Throw it in rivers, Burn it, Recycle it, Leave it on the ground, Planting more trees helps reduce:, Noise pollution, Water pollution, Air pollution, Light pollution, Oil spills in the ocean mainly cause:, Land pollution, Water pollution, Noise pollution, Air pollution, Which of the following is an example of land pollution?, Car exhaust, Factory smoke, Plastic waste on the ground, Loudspeakers, Which situation shows air pollution?, Birds flying in the sky, Smoke coming from factory chimneys, Clean air in a park, Rain falling, If people throw garbage into a lake, what will most likely happen?, Fish will grow faster, Water will become cleaner, Fish may die, The lake will disappear, Why is planting trees important in cities? , Trees make noise, Trees release harmful gases, Trees help clean the air, Trees increase pollution, A factory releases dirty water into a river. Which type of pollution is this?, Air pollution, Water pollution, Noise pollution, Land pollution, A community wants to reduce pollution. Which plan is the most effective?, Cutting down trees, Using more plastic bags, Encouraging public transport and planting trees, Burning waste in open spaces.

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