Question

i) State some economie benefits of rivers and lakes.​

Answer 1

Answer:

Rivers and lakes are of a great value to human beings. They help to develop hydel power, provide water for irrigation, drinking, industries and they help to develop fisheries. They will enhance natural beauty and help in the development of tourism and provide recreation.Rivers carry water and nutrients to areas all around the earth. They play a very important part in the water cycle, acting as drainage channels for surface water. Rivers drain nearly 75% of the earth's land surface. Rivers provide excellent habitat and food for many of the earth's organisms.Lakes are help to regulate the flows of river . Lakes are help to prevent flooding during rainy season .

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Answer 2

Answer:

LAKES:-

• Lakes are of great value to human beings.
• A lake helps to regulate the flow of a river.
• During heavy rainfall, it prevents flooding and  during the dry season, it helps to maintain an even flow of water.
• Lakes can also be used  for developing hydel power.
• They moderate the  climate of the surroundings; maintain the  aquatic ecosystem, enhance natural beauty,  help develop tourism and provide recreation.

RIVERS:-

• Rivers have been of fundamental importance  throughout the human history.
• Water from the rivers is a basic natural resource, essential for  various human activities.
• Therefore, the river banks have attracted settlers from ancient  times.
• These settlements have now become big  cities
• Using rivers for irrigation, navigation,  hydro-power generation is of special  significance – particularly to a country like  India, where agriculture is the major source of livelihood of the majority of its population.

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