Exploring the Causes and Effects of Water Pollution

Why is clean water essential for life?

• It is used for recreational activities.

• It is vital for the health of humans and animals.

• It is necessary for industrial processes.

• It helps in maintaining the Earth's temperature.

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Which of the following is a natural cause of water pollution?

• Pesticides

• Oil spills

• Sewage

• Volcanoes

What is one of the human causes of water pollution?

• Silk from floods

• Fertilizers from farms

• Algae

• Animal waste

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How does acid rain affect lakes?

• It makes them more alkaline.

• It turns them acidic and harms aquatic life.

• It helps in the growth of algae.

• It increases the water temperature.

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What is a major consequence of oil spills in the ocean?

• They help in the growth of marine plants.

• They have no significant impact.

• They cause devastating effects to marine life.

• They increase the oxygen levels in water.

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What is one effect of water pollution on aquatic animals?

• It increases their population.

• It makes them more resistant to diseases.

• It kills organisms like fish and dolphins.

• It helps them grow faster.

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How does water pollution disrupt food chains?

• Pollutants are consumed by small animals, affecting the entire chain.

• It has no effect on food chains.

• It increases the number of predators.

• It helps in the growth of plants.

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What health problems can arise from drinking polluted water?

• Serious health issues

• Improved digestion

• Better skin health

• Increased energy levels

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Which of the following is a step to control water pollution?

• Throwing waste in water bodies

• Overusing pesticides

• Saving water by closing taps when not in use

• Dumping chemicals in sinks

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What is a recommended action to help reduce water pollution?

• Using more fertilizers

• Increasing industrial waste

• Ignoring waste management

• Planting more trees

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