State some economic benefits of rivers and lakes

Question 1:Choose the right answer from the four alternatives given below. (i) In which of the following states is the Wular lake located? (a) Rajasthan (b) Uttar Pradesh (c) Punjab (d) Jammu and Kashmir (ii) The river Narmada has its source at (a) Satpura (b) Brahmagiri (c) Amarkantak (d) Slopes of the Western Ghats (iii) Which one of the following lakes is a salt water lake? (a) Sambhar (b) Dal (c) Wular (d) Gobind Sagar (iv) Which one of the following is the longest river of the Peninsular India? (a) Narmada (b) Krishna (c) Godavari (d) Mahanadi (v) Which one amongst the following rivers flows through a rift valley? (a) Mahanadi (b) Tungabhadra (c) Krishna (d) Tapi Answers : (i) (d) Jammu and Kashmir (ii) (c) Amarkantak (iii) (a) Sambhar (iv) (c) Godavari (v) (d) Tapi Question 2:Answer the following questions briefly. (i) What is meant by a water divide? Give an example. Answer :Any elevated area such as a mountain or an upland separates two drainage basins. Such an upland is known as a water divide. (ii) Which is the largest river basin in India? Answer :Largest River basin in India is the Ganga River basin. (iii) Where do the rivers Indus and Ganga have their origin? Answer : Indus River: it originates in Tibet near Lake Manasarovar. Ganga River: it originates from the Gangotri glacier. Download PDF (iv) Name the two headstreams of the Ganga. Where do they meet to form the Ganga? Answer :The two headstreams of the Ganga are Bhagirathi and Alaknanda. The Bhagirathi ori...

• Class 6 • NCERT English • Class 7 • NCERT English • Class 8 • NCERT English • Class 9 • English • Beehive • Moments • Social Science • History • Geography • Political Science • Economics • Map Work • Maths • Class 10 • English • First Flight • Footprints Without Feet • School Grammar • Social Science • History • Geography • Economics • Political Science • Map Work • Toppers Solutions • Grammar • School Grammar • Toggle website search 2.6 Q.6 Why are rivers important for the country’s economy? Chapter-Intext Questions: Drainage Class 9 Geography Solutions Find out (Page 17) Q. Which river has the largest basin in India? A. TheGanga River with a drainageareaof 8,62,769 sqkm. Find out (Page 22) Q. Find out the name of the biggest waterfall in India. A. The highest waterfall in India is on the Varahi Riverin Shimogadistrict of Karnataka. The name of the waterfall isKunchikalFalls and itsheight is 455metres(1,493ft). Page 23 Q.Make a list of natural and artificial lakes with the helpof the atlas. Answer Natural Lakes Artificial lakes (a) Wular lake (a) Gobindsagar (b) Dal lake (b) Rana Pratapsagar (c) Nainital lake (c) Nizamsagar (d)Bhimtallake (d) Nagarjunasagar (e)Loktoklake (e)Hirakud (f)Barapanilake (g)Chilkalake (h) Sambhar lake (i)Pulicatlake (j)Kollerulake (k)Vembanadlake Exercises: Drainage Class 9 Geography Solutions Q. 1.Choose the right answer from the four alternatives givenbelow: (i) Which one of the following describes the drainage patternsresembling the branche...

There are some economic benefits of rivers and lakes mentioned below: Economic benefits of rivers: (a) In a country like India where agriculture is dependent on the monsoons, then in that case these rivers provide water for the irrigation and domestic purposes as well. (b) Rivers carry slit and sediment which make the land fertile by carrying all the waste along with it and provide the most productive agricultural lands in the country. (c) It also dilutes and transport wastes from settlements. (d) Because of the help of rivers the development of industries has been flourished along rivers as many industrial processes rely on water as a raw material and for generation of hydroelectricity. (e) Rivers are helpful in providing means of transport and inland waterways. (f) Rivers have been of fundamental importance throughout the human history and because of it recreation, tourist promotion and fishing are also being developed along waterfronts. Economic benefits of lakes: (a) Lakes are also of great to human beings. It helps in regulating the flow of a river. (b) Lakes prevent flooding during heavy rainfall. (c) It helps in maintaining an even flow of water during dry season. (d) It helps in moderating the climate of surrounding areas. (e) It helps in maintaining the aquatic ecosystem. (f) It also helps in developing tourism and providing recreation because of enhancement of natural beauty due to increasing number of lakes. 3 Below is given names of a few lakes of India. Group ...

• Water from the rivers is a basic natural resource, essential for various human activities. • 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. • Rivers are very significant for countries like India where agriculture is the livelihood for a majority of the population. • Lakes help to develop tourism and provide recreation. • Rivers have been of fundamental importance throughout human history.

☛ Notes and Study Material – Chapter 3 Drainage Intext Questions Page 17 Question 1. Which river has the largest basin in India? Answer The largest basin in India is of the Ganga river with a drainage area of 8,62,769 sq km. Page 22 Question 1. Find out the name of the biggest waterfall in India. Answer The highest waterfall in India is on the Varahi river in Shimoga district of Karnataka. The name of the waterfall is Kunchikal Falls and its height is 455 metres (1,493 ft). Page 23 Question 1. Make a list of natural and artificial lakes with the help of the atlas. Answer Natural Lake Artificial lake (a) Wular lake (a) Gobind sagar (b) Dal lake (b) Rana Pratap sagar (c) Nainital lake (c) Nizam sagar (d) Bhimtal lake (d) Nagarjuna sagar (e) Loktok lake (e) Hirakud (f) Barapani lake (g) Chilka lake (h) Sambhar lake (i) Pulicat lake (j) Kolleru lake (k) Vembanad lake Exercises Question 1 Choose the right answer from the four alternatives given below: (i) Which one of the following describes the drainage patterns resembling the branches of a tree? (a) Radial (b) Dendritic (c) Centrifugal (d) Trellis Answer (b) (ii) In which of the following states is the Wular Lake located? (a) Rajasthan (b) Punjab (c) Uttar Pradesh (d) Jammu and Kashmir Answer (d) (iii) The river Narmada has its source as (a) Satpura (b) Amarkantak (c) Brahmagiri (d) Slopes of the Western Ghats Answer (b) (iv) which one of the following lakes is a salt water lake? (a) Sambhar (b) Wular (c) Dal (d) Gobind Sagar...