Rivers and Drainage in India

The term 'drainage' refers to the river system of an area.

The two major groups of rivers in India are the Himalayan rivers and the Peninsular rivers.

A drainage basin is the area drained by a single river.

<p>An elevated area, such as a mountain or upland, separates two drainage basins.</p> Signup and view all the answers

<p>Himalayan rivers are perennial, meaning they have water throughout the year.</p> Signup and view all the answers

<p>Peninsular rivers differ from Himalayan rivers in their water supply and flow characteristics.</p> Signup and view all the answers

<p>Himalayan rivers receive water from rain and melted snow.</p> Signup and view all the answers

<p>The main objective of the NRCP is to improve the water quality of rivers through pollution abatement work.</p> Signup and view all the answers

<p>Lakes help regulate river flow by preventing flooding during heavy rains and maintaining even flow during dry seasons.</p> Signup and view all the answers

<p>Rivers provide essential water resources for irrigation, which is vital for agriculture and the livelihoods of a majority of the population.</p> Signup and view all the answers

<p>Improper waste disposal leads to reduced water quality and affects the self-cleansing capacity of rivers.</p> Signup and view all the answers

<p>Riverbanks have attracted settlers throughout history due to the availability of water for various human activities.</p> Signup and view all the answers

<p>The main rivers are Ghaghara, Gandak, and Kosi.</p> Signup and view all the answers

<p>Ambala is located on the water divide between the Indus and Ganga river systems.</p> Signup and view all the answers

<p>The fall in slope is just 300 metres over 1800 km.</p> Signup and view all the answers

<p>The Chambal, Betwa, and Son are the main tributaries.</p> Signup and view all the answers

<p>The Brahmaputra rises in Tibet east of Mansarowar lake.</p> Signup and view all the answers

<p>It enters India in Arunachal Pradesh through a gorge.</p> Signup and view all the answers

<p>The Brahmaputra is joined by the Dibang and the Lohit tributaries.</p> Signup and view all the answers

<p>It is an Integrated Conservation Mission aimed at pollution abatement and rejuvenation of the Ganga.</p> Signup and view all the answers

<p>In Tibet, it is called Tsang Po, and in Bangladesh, it is known as Jamuna.</p> Signup and view all the answers

<p>Maharashtra, Chhattisgarh, Jharkhand, and Odisha.</p> Signup and view all the answers

<p>About 1400 km.</p> Signup and view all the answers

<p>They contain water only during the rainy season.</p> Signup and view all the answers

<p>Amravati and Bhavani.</p> Signup and view all the answers

<p>The actions of glaciers and ice sheets.</p> Signup and view all the answers

<p>Lakes make places more attractive to tourists.</p> Signup and view all the answers

<p>Shivasamudram Falls.</p> Signup and view all the answers

<p>The Kaveri River.</p> Signup and view all the answers

<p>Through spits and bars.</p> Signup and view all the answers

<p>Size and other characteristics.</p> Signup and view all the answers

<p>Majuli</p> Signup and view all the answers

<p>Namami Devi Narmade</p> Signup and view all the answers

<p>The Narmada carries a larger volume of water and more silt compared to its source in Tibet.</p> Signup and view all the answers

<p>Rift valley parallel to the Narmada</p> Signup and view all the answers

<p>The Western Ghats</p> Signup and view all the answers

<p>The rivers are short due to the narrow coastal plains.</p> Signup and view all the answers

<p>Most tributaries join at right angles.</p> Signup and view all the answers

<p>It overflows its banks, causing floods.</p> Signup and view all the answers

<p>Sabarmati, Mahi, Bharathpuzha, and Periyar.</p> Signup and view all the answers

<p>The river is marked by significant silt deposits due to its braided channel and flooding.</p> Signup and view all the answers