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Visual Worksheet: Air Pollution | Worksheets with solutions for Class 2 PDF Download

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FAQs on Visual Worksheet: Air Pollution - Worksheets with solutions for Class 2

1. What is air pollution and why is it harmful?
Ans. Air pollution refers to the presence of harmful substances in the air we breathe. These substances can include gases, chemicals, and particulates that can lead to health problems, environmental damage, and climate change. It is harmful because it can cause respiratory issues, heart disease, and other serious health conditions.
2. What are the main sources of air pollution?
Ans. The main sources of air pollution include vehicles (cars, trucks, buses), industrial emissions, burning fossil fuels (like coal and oil), agricultural practices (such as the use of pesticides), and natural sources (like wildfires and volcanic eruptions). Each of these sources contributes different pollutants to the atmosphere.
3. How does air pollution affect our health?
Ans. Air pollution can significantly impact our health. Short-term exposure can cause irritation of the eyes, nose, and throat, while long-term exposure can lead to chronic respiratory diseases, cardiovascular diseases, and even lung cancer. Children, the elderly, and people with pre-existing health conditions are particularly vulnerable.
4. What can we do to reduce air pollution?
Ans. To reduce air pollution, we can take several steps, such as using public transportation, carpooling, biking, or walking instead of driving. We can also reduce energy consumption by turning off lights, using energy-efficient appliances, and supporting renewable energy sources. Additionally, planting trees and supporting clean air initiatives can help improve air quality.
5. How can we tell if the air quality is poor?
Ans. Air quality can be assessed using air quality indexes (AQI), which provide information about the level of pollution in the air. Various organizations monitor air quality and provide real-time updates. Additionally, visible signs such as smog, haze, or a strong chemical smell can indicate poor air quality.
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