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Important Lakes of World Video Lecture | General Awareness for SSC CGL
FAQs on Important Lakes of World Video Lecture - General Awareness for SSC CGL
| 1. What are the largest lakes in the world by surface area? |  |
Ans.The largest lakes in the world by surface area include the Caspian Sea, which is technically a lake, followed by Lake Superior, Lake Victoria, Lake Huron, and Lake Michigan. The Caspian Sea is the largest, covering about 371,000 square kilometers.
| 2. What factors contribute to the formation of lakes? | |
Ans.Lakes can form due to various natural processes, including glacial activity, tectonic movements, volcanic activity, and river erosion. Glacial lakes are formed by the melting of glaciers, while tectonic lakes occur due to shifts in the Earth's crust.
| 3. How do lakes impact local ecosystems? | |
Ans.Lakes play a crucial role in local ecosystems by providing habitats for a variety of plant and animal species. They support biodiversity, serve as freshwater sources, and help regulate local climates by moderating temperatures and influencing precipitation patterns.
| 4. What are the primary types of lakes based on their salinity? | |
Ans.Lakes can be classified into freshwater lakes, which have low salinity, and saline lakes, which have higher salt concentrations. Examples of saline lakes include the Great Salt Lake in the United States and Lake Urmia in Iran. Freshwater lakes are more common and include lakes like Lake Ontario and Lake Geneva.
| 5. How do human activities affect lakes? | |
Ans.Human activities, such as agriculture, urban development, and industrial processes, significantly impact lakes. These activities can lead to pollution, habitat destruction, and changes in water levels due to water extraction, affecting the health of the lake ecosystems and the species that depend on them.
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Oct 06, 2025
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