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Infographics: Air and Water | Science for Class 3 PDF Download

Infographics: Air and Water | Science for Class 3

The document Infographics: Air and Water | Science for Class 3 is a part of the Class 3 Course Science for Class 3.
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FAQs on Infographics: Air and Water - Science for Class 3

1. What are the main sources of air pollution?
Ans. The main sources of air pollution include vehicle emissions, industrial discharges, burning of fossil fuels, dust from construction sites, and agricultural activities. These sources release harmful substances into the air, which can affect health and the environment.
2. Why is water important for living organisms?
Ans. Water is crucial for all living organisms as it is necessary for various biological processes. It helps in digestion, nutrient absorption, temperature regulation, and waste removal. Additionally, water provides a habitat for many aquatic species.
3. How can we conserve water at home?
Ans. We can conserve water at home by fixing leaks, using water-efficient appliances, taking shorter showers, turning off the tap while brushing teeth, and collecting rainwater for gardening. These practices help reduce water wastage and promote sustainability.
4. What is the water cycle and why is it important?
Ans. The water cycle is the continuous process of evaporation, condensation, precipitation, and collection. It is important because it regulates the Earth’s climate, replenishes freshwater supplies, and supports all forms of life by ensuring the availability of water.
5. How does air quality affect our health?
Ans. Poor air quality can lead to respiratory problems, cardiovascular diseases, and other health issues. Exposure to pollutants can cause allergies, asthma, and long-term health effects. Maintaining good air quality is essential for the well-being of individuals and communities.
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