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Mindmap: Drainage | Social Studies (SST) Class 9 PDF Download

Mindmap: Drainage | Social Studies (SST) Class 9

The document Mindmap: Drainage | Social Studies (SST) Class 9 is a part of the Class 9 Course Social Studies (SST) Class 9.
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FAQs on Mindmap: Drainage - Social Studies (SST) Class 9

1. What is drainage?
Ans. Drainage refers to the system of removing excess water or liquid waste from an area, typically through the use of pipes, drains, or channels.
2. Why is proper drainage important?
Ans. Proper drainage is important because it helps prevent water accumulation, which can lead to various issues like waterlogging, soil erosion, and damage to structures. It also helps maintain the health of plants and reduces the risk of flooding.
3. What are the different types of drainage systems?
Ans. There are several types of drainage systems, including surface drainage, subsurface drainage, and stormwater drainage. Surface drainage involves the removal of water from the surface through channels or ditches. Subsurface drainage involves the use of pipes or drains buried underground to remove excess water. Stormwater drainage focuses on collecting and managing rainwater runoff from urban areas.
4. How can I improve the drainage in my yard?
Ans. To improve drainage in your yard, you can take several measures. These include grading the land to create slopes, installing French drains or dry wells, using permeable paving materials, redirecting downspouts away from the house, and planting water-absorbing plants.
5. What are the common problems associated with poor drainage?
Ans. Poor drainage can lead to various problems, such as water accumulation in basements or crawl spaces, waterlogged lawns, soil erosion, mold and mildew growth, and damage to the foundation of buildings. It can also create breeding grounds for mosquitoes and other pests.
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