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Our Water Resources Video Lecture | Social Studies for Class 4

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FAQs on Our Water Resources Video Lecture - Social Studies for Class 4

1. What are the main sources of water pollution?
Ans. The main sources of water pollution include industrial discharge, agricultural runoff, sewage, and littering.
2. How does water pollution affect aquatic life?
Ans. Water pollution can harm aquatic life by reducing oxygen levels, introducing toxic chemicals, and disrupting ecosystems.
3. What are some ways to conserve water resources?
Ans. Some ways to conserve water resources include fixing leaky faucets, using water-saving appliances, and practicing water-efficient gardening.
4. How does deforestation impact water resources?
Ans. Deforestation can lead to soil erosion, which can cause sedimentation in rivers and lakes, affecting water quality and availability.
5. What are the consequences of over-extraction of groundwater?
Ans. Over-extraction of groundwater can lead to land subsidence, saltwater intrusion, and depletion of aquifers, impacting both the environment and human populations.
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