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Importance of Water Video Lecture | EVS Class 3: The World around us (Our Wondrous World)
FAQs on Importance of Water Video Lecture - EVS Class 3: The World around us (Our Wondrous World)
| 1. Why is water essential for life on Earth? |  |
Ans. Water is crucial for all living organisms as it is a key component of cells and provides a medium for biochemical reactions. It helps transport nutrients and waste products in and out of cells, regulates temperature through its high heat capacity, and is vital for processes like photosynthesis in plants.
| 2. How does water support different ecosystems? | |
Ans. Water is the foundation of various ecosystems, such as oceans, rivers, lakes, and wetlands. It provides habitats for countless species, supports food chains, and helps maintain the balance of ecosystems by cycling nutrients and regulating climate.
| 3. What role does water play in agriculture? | |
Ans. Water is essential for agriculture as it is needed for irrigation, which helps crops grow. It also influences soil health, nutrient availability, and productivity. Proper water management can lead to increased food security and sustainable farming practices.
| 4. How does water affect human health? | |
Ans. Water is vital for human health as it supports bodily functions, including digestion, circulation, and temperature regulation. Adequate hydration prevents dehydration and various health issues, while clean water is crucial for preventing waterborne diseases.
| 5. What are some ways to conserve water? | |
Ans. Water conservation can be achieved through practices such as fixing leaks, using water-efficient appliances, collecting rainwater, and implementing drought-resistant landscaping. Educating communities about the importance of saving water can also promote sustainable usage.
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Sep 19, 2025
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