Question

Define a lake. Explain how they are formed​

Answer 1

Explanation:

When the glaciers melted, water filled those depressions, forming lakes. Glaciers also carved deep valleys and deposited large quantities of earth, pebbles, and boulders as they melted. These materials sometimes formed dams that trapped water and created more lakes.

Answer 2

Answer:

large water body which is surrounded by land is called a lake. Most of the lakes are permanent, while some contain water only during the rainy season. Lakes are formed by the action of glaciers and ice sheets, by wind, river action and by human activities.

Explanation:

1. All lakes fill bowl-shaped depressions in the Earth's surface, called basins. Lake basins are formed in several ways. ... When the glaciers melted, water filled those depressions, forming lakes. Glaciers also carved deep valleys and deposited large quantities of earth, pebbles, and boulders as they melted.
2. Ox-bow Lake: A lake formed when a meandering river is cut off from the mainstream. The shape of this lake resembles an ox-bow.
3. Lagoon: When the lake is formed by spits and bars in coastal areas, it is called a lagoon. Chilika lake, Pulicat lake, Kolleru lake, etc. are examples of lagoon.
4. Glacial Lake: A lake formed by melting of glacier is called a glacial lake. Most of the lakes in the Himalayan region are glacial lakes.Wular lake (Jammu & Kashmir) is the largest freshwater lake in India. It was formed by tectonic activity.

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