Huge flow of water on an area which is usually dry in

Give one example of an activity which make the river water dirty.

The dirty water looks

During the rainy season, the level of water in a river is

During summer, the level of water in a river is

One of the best and simple method of cleaning water

Largest freshwater lake in India is

Longest river in the world is

When we see a river from far it will appear _______ in colour.

What kind of plants grows around the river?