River Drainage Basins
A river drainage basin is an area drained by a river and all of its tributaries. A river basin is made up of many different watersheds. A watershed is a small version of a river basin. Every stream and tributary has its own watershed, which drains to a larger stream or wetland.
What is river basin simple definition?
River Drainage Basins
A river drainage basin is an area drained by a river and all of its tributaries. A river basin is made up of many different watersheds. A watershed is a small version of a river basin. Every stream and tributary has its own watershed, which drains to a larger stream or wetland.
What is river basin example?
For example, the total area drained by the Mississippi River constitutes its drainage basin, whereas that part of the Mississippi River drained by the Ohio River is the Ohio’s drainage basin.
What is a river basin Class 4?
A river basin is a region that is drained by a river, such as the Ganges, and any of its tributaries. This means that surface water and rainwater in the basin area flow into the nearby rivers.
What is a river basin class 9?
A drainage basin or river basin is an area that is drained by a single river system. A water division is considered an upland that divides two irrigation systems that are adjacent to each other. In this blog, we discuss drainage class 9 notes in detail.
What is a river basin and why is it important?
Drainage basins are important in ecology. As water flows over the ground and along rivers it can pick up nutrients, sediment, and pollutants. With the water, they are transported towards the outlet of the basin, and can affect the ecological processes along the way as well as in the receiving water source.
What is river basin class 10?
A river basin is an area drained by a river and all of its tributaries. A river basin is made up of many different watersheds. A watershed is a small version of a river basin. … These streams, ponds, wetlands, and lakes are part of a river basin.
What is a river basin class 7?
A river basin is that portion of land through which the main river and all its tributaries flow.
Which river has the largest basin?
The Ganga basin is the largest. Narmada river is the fifth largest river and is also the largest west flowing river. Narmada basin has been shown at index 15 in the basin map.
What is a basin landform?
A basin landform consists of an area of land, usually like a smaller prairie, enclosed by higher land such as hills and mountains. … It can consist of land such as a desert or even an arctic desert. A lot of these types of landforms often do not have a place where water can run out since it is surrounded by high land.
Which are the main river basins of the northern Plains?
Ans. The three river basins of the northern plains are the Punjab Plain, the Ganga Basin and the Brahmaputra Basin.
What is a drainage basin class 9 answer?
Answer: The area drained by a single river system is called a drainage basin.
What is river system class 9 geography?
Himalayan rivers create meanders, oxbow lakes and other depositional features on their course. … Most of the rivers of peninsular India originate in the Western Ghats and flow’ towards the Bay of Bengal. The Himalayan Rivers. A river along with its tributaries may be called a river system.
Which river has the largest basin in India Class 9?
Ganga river basin is the largest river basin in India. The length of the Ganga river basin is more than 2500 km.
What is the role of a basin?
Catchment basins are vital elements of the ecosystem in which soil, plants, animals and water are all interdependent. Basins are vital to human existence, since they provide clean water for drinking; water for growing food; and water to nourish plant life, which provides the oxygen people breathe.
What is another name for a river basin?
In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for river-basin, like: watershed, drainage-basin, basin, catchment area, catchment-basin and drainage area.
What is meant by a river basin and its catchment area?
River Basin: All the area drained by a river and its tributaries. Catchment area: It refers to all the area of land over which rain falls and is caught to serve a river basin.
What is river basin Ncert?
The catchments of large rivers are called river basins while those of small rivulets and rills are often referred to as watersheds. There is, however, a slight difference between a river basin and a watershed. Watersheds are small in area while the basins cover larger areas. … km of catchment area.
How many basin are there in India?
India has 26 sedimentary basins covering an area of 3.14 million square kilometres. The sedimentary basins of India, onland and offshore up to the 200m isobath, have an areal extent of about 1.79 million sq. km.
Which river has the smallest basin in India?
The Avari River, the smallest or shortest river in India, has the smallest river basin in the country.
What is the main feature of Ganga and Brahmaputra basin?
The main features of the Ganga Brahmaputra basin are the plains of the Ganga and the mountains and the foothills of the Himalayas and the Sundarbans delta. Ox-bow lakes dot the plain area. The area is dominated by a monsoon climate. The monsoon brings rains from mid-June to mid-September.
What is Amazon basin in geography?
The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about 6,300,000 km2 (2,400,000 sq mi), or about 35.5 percent of the South American continent. … Most of the basin is covered by the Amazon rainforest, also known as Amazonia.
How is Ganga Brahmaputra basin formed?
The basin is formed as a result of the many tributaries from Ganga and Brahmaputra river. Some of the tributaries of Ganga or the Ganges joining the basin are the Ghaghra, the Son, the Gandhak, the Chambal, and the Kosi. … Ganga and Brahmaputra rivers originate from the Himalayas.
What is India’s main river basin?
Himalayan glaciers in the Indian subcontinent are broadly divided into the three river basins, namely the Indus, Ganga and Brahmaputra. The Indus basin has the largest number of glaciers (3500), whereas the Ganga and Brahmaputra basins contain about 1000 and 660 glaciers, respectively.
Which is the second largest river basin in the world?
Mississippi River: The Mississippi River is the second-largest drainage system and also the second-longest river on the North American continent. Nile river: The Nile is the longest river in Africa and the disputed longest river in the world, is a major north-flowing river in northeastern Africa.
Which is the largest river in the world?
- Nile River: The longest river in the world. Nile River: the longest river in the world (Image: 10mosttoday) …
- Amazon River: Second longest and the largest by water flow. Amazon River (Image: 10mosttoday) …
- Yangtze River: The longest river in Asia. …
- Mississippi-Missouri. …
- Yenisei.
Is a river basin a landform?
What is a Drainage Basin Landform? A drainage basin is the area of land that provides all water for a river that eventually exits to another body of water (another river, a lake, sea or ocean). … For example, all water in the Missouri River drainage basin exits to the Mississippi River.
What are the characteristics of a river basin?
The main features of a river basin are the source, mouth, watershed, tributary and confluence.
Which river basin is the largest fertile river basin of the world?
The Amazon basin is the largest drainage basin in the world, with an area of approximately 7,000,000 square kilometres (2,700,000 sq mi).
What are the three main rivers?
The Ganges, Indus, and the Brahmaputra are the three largest rivers flowing in and through India. They are responsible for providing water for most of the 1.3 billion people living in the country.
Which river basin of India is densely populated answer in one sentence?
Answer: Ganga river basin of India is densely populated.
What is drainage in geography?
The flow of water through well-defined channels is known as ‘drainage’ and the network of such channels is called a ‘drainage system’. The drainage pattern of an area is the outcome of the geological time period, nature and structure of rocks, topography, slope, amount of water flowing and the periodicity of the flow.
Which is the largest river in India?
At over three thousand kilometers long, the Indus is the longest river of India. It originates in Tibet from Lake Mansarovar before flowing through the regions of Ladakh and Punjab, joining the Arabian Sea at Pakistan’s Karachi port.
What is drainage one word answer?
Answer: Drainage: The term ‘drainage means the river system of an area. It is a system of flowing water from the higher level to the lower level.
What is river Indus?
The Indus (/ˈɪndəs/ IN-dəs) is a transboundary river of Asia and a trans-Himalayan river of South and Central Asia. … The northern part of the Indus Valley, with its tributaries, forms the Punjab region of South Asia, while the lower course of the river ends in a large delta in the southern Sindh province of Pakistan.
What is drainage basin Byjus?
Area drained by a river and its tributaries. The main river along with all of its tributaries.
What is a river pattern?
Answer : The river pattern is the drainage system of the river that naturally forms due to the topography of the lands. The various types of drainage systems are Dendritic, Trellis, Radial and Parallel drainage systems.
Which is the oldest river in India?
Singh said the Narmada is the “oldest” river in India and advocated its revival. “Rampant illegal sand mining with machines is being done in the river. Roads have been built in the bed of the river,” he told PTI.
Which is the second largest river basin of India?
The Godavari, with its sources from Trimbakeshwar, Maharashtra, is the river that has the second largest river basin in India.
Which river in India is called the Salt river?
The Luni derived its name from the Sanskrit lavanavari (“salt river”) and is so called because of its excessive salinity. With a course of some 330 miles (530 km), the Luni is the only major river of the area, and it serves as an essential source of irrigation waters.