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What is Pollution? Video Lecture | Science Class 5

FAQs on What is Pollution? Video Lecture - Science Class 5

1. What is pollution?

Ans.Pollution refers to the introduction of harmful substances or contaminants into the environment, which can cause adverse effects on living organisms and ecosystems. It can occur in various forms, including air pollution, water pollution, soil pollution, and noise pollution.

2. What are the main types of pollution?

Ans.The main types of pollution include air pollution, which involves harmful gases and particles in the atmosphere; water pollution, which affects rivers, lakes, and oceans due to waste and chemicals; soil pollution, caused by hazardous substances in the ground; and noise pollution, which arises from excessive sound levels that can disturb wildlife and human health.

3. What are the causes of pollution?

Ans.Pollution can be caused by various human activities, such as industrial processes, vehicular emissions, agricultural practices, and improper waste disposal. Natural events, like volcanic eruptions or wildfires, can also contribute to pollution.

4. How does pollution affect health and the environment?

Ans.Pollution can have serious impacts on human health, leading to respiratory diseases, cardiovascular problems, and other health issues. It also harms the environment by disrupting ecosystems, harming wildlife, and degrading natural resources, which can lead to biodiversity loss.

5. What can we do to reduce pollution?

Ans.To reduce pollution, individuals and communities can take several actions, such as using public transportation or carpooling, recycling and properly disposing of waste, conserving energy, and supporting policies that aim to protect the environment. Educating others about pollution and its effects is also an important step toward creating a cleaner planet.

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Oct 22, 2025 Last updated

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