what is river pollution?, Keep rivers clean, Making river water dirty with harmful substances, Building bridges over rivers, Saving water, Which of the following is a major cause of river pollution?, Planting trees, Throwing plastic waste into rivers, Watering plants, Fishing responsibly, What happens to fish when river water becomes polluted?, They become healthier, They may die due to lack of oxygen., They grow faster., Their population increases, Which of these is NOT a source of river pollution?, Factory waste, Plastic bottles, Rainwater, Untreated sewage, Why should we not throw garbage into rivers?, It makes the river dirty and harms living things., It makes the river deeper., It increases rainfall., It helps fish grow., Which of the following can help keep rivers clean?, Using dustbins, Throwing waste into rivers, Washing vehicles in rivers, Dumping chemicals in water, What should factories do before releasing water into rivers?, Heat it, Treat and clean the wastewater, Add more chemicals, Do nothing, What is the slogan that best promotes clean rivers?, "Save Water, Save Rivers", "Throw Waste Anywhere", "Plastic is Fantastic", "Pollute Today, Clean Tomorrow", Who should help protect rivers?, Only the government, Only scientists, Everyone in the community, Only factory owners, What can happen if polluted river water is used for drinking without treatment?, People may become sick., It becomes sweeter., It turns into milk., Nothing happens.

River pollution class5

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