Grade 8 Exam > Grade 8 Notes > Science for Grade 8 > Worksheet: Water - A Precious Resource
Water - A Precious Resource Class 7 Worksheet Geography Chapter 5
Q.1. True/False
(i) The freshwater stored in the ground is much more than that present in the rivers and lakes of the world.
(ii) Water shortage is a problem faced only by people living in rural areas.
(iii) Water from rivers is the only source for irrigation in the fields.
(iv) Rain is the ultimate source of water.
(v) Bawri was the traditional way of collecting water.
Q.2. Fill in the blanks.
(i) People obtain groundwater through ____ and ____.
(ii) Three forms of water are ____, ____ and ____.
(iii) The water bearing layer of the earth is ____.
(iv) The process of water seepage into the ground is called ____.
(v) The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene is a minimum of ____ per person per day.
Q.3. What is infiltration?
Q.4. What is aquifer?
Q.5. Why is the water cycle important?
Q.6. How is water supplied in town?
Q.7. Why do we celebrate world water day?
Q.8. What are the main processes involved in the water cycle?
Q.9. What is the source of groundwater?
Q.10. Why is the water cycle important?
Q.11. There are ten tube wells in a lane of fifty houses. What could be the long term impact on the water table?
Q.12. You have been asked to maintain a garden. How will you minimise the use of water?
Q.13. How can farmer use water economically?
Q.14. Explain how groundwater is recharged?
Q.15. Why are we left only tiny fraction of water for use even if about 71 % of the earth surface is covered with water?
Q.16. How increasing industries are responsible for depletion of water table?
Q.17. What will consequences if water is not available to plants?
Q.18. From where do people in villages get water?
Q.19. Explain the three form of water that exists in nature.
Q.20. List some methods to conserve water.
You can access the solutions to this worksheet here.
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FAQs on Water - A Precious Resource Class 7 Worksheet Geography Chapter 5
| 1. Why is water considered a precious resource? |  |
Ans. Water is considered a precious resource because it is essential for all forms of life. It is necessary for drinking, agriculture, sanitation, and industry. The scarcity of clean water can lead to health problems, food shortages, and economic challenges, making it vital to conserve and protect our water resources.
| 2. What are some ways to conserve water at home? | |
Ans. Some effective ways to conserve water at home include fixing leaks, using water-efficient appliances, taking shorter showers, turning off the tap while brushing teeth, and collecting rainwater for gardening. Implementing these practices can significantly reduce water waste.
| 3. How does pollution affect our water supply? | |
Ans. Pollution can severely impact our water supply by contaminating lakes, rivers, and groundwater. Chemicals, plastics, and waste can harm aquatic life and make water unsafe for drinking and recreation. It is crucial to prevent pollution to maintain the quality of our water resources.
| 4. What are the effects of water scarcity on communities? | |
Ans. Water scarcity can have devastating effects on communities, including limited access to clean drinking water, increased health risks, reduced agricultural productivity, and economic strain. It can lead to social conflicts and force people to migrate in search of better resources.
| 5. What is the importance of protecting water sources? | |
Ans. Protecting water sources is important to ensure the availability of clean water for future generations. Healthy water ecosystems support biodiversity, provide recreational opportunities, and are crucial for agriculture and industry. Conservation efforts help maintain the delicate balance of these ecosystems.
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Nov 22, 2024 Last updated |
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