Courses
Courses for Kids
Free study material
Offline Centres
More
Store Icon
Store

NCERT Solutions for Class 9 Social Chapter 3 - Drainage (Free Pdf Download)

ffImage
Last updated date: 27th Mar 2024
Total views: 726.6k
Views today: 14.26k
MVSAT 2024

NCERT Solutions for Class 9 Social Science Contemporary India Chapter 3 - Drainage - Free PDF Download

NCERT Solutions Class 9 Social Science is like an all-time available solution to the problems of students whether it is a class test or the final exam. These NCERT solutions present the entire chapter in an organized way to make students confident about the chapter. With NCERT Solutions, they can manage their studies and plan their studies with ease. With NCERT Solution Class 9 Chapter 3,  students get an idea of how an answer should be written and what style must be followed to score better.


Class:

NCERT Solutions For Class 9

Subject:

Class 9 Social Science Contemporary India

Chapter Name:

Chapter 3 - Drainage

Content Type:

Text, Videos, Images and PDF Format

Academic Year:

2023-24

Medium:

English and Hindi

Available Materials:

Chapter Wise

Other Materials

  • Important Questions

  • Revision Notes


You can also download NCERT Solutions for Class 9 Maths and NCERT Solution for Class 9 Science to help you to revise complete syllabus and score more marks in your examinations.

Popular Vedantu Learning Centres Near You
centre-image
Mithanpura, Muzaffarpur
location-imgVedantu Learning Centre, 2nd Floor, Ugra Tara Complex, Club Rd, opposite Grand Mall, Mahammadpur Kazi, Mithanpura, Muzaffarpur, Bihar 842002
Visit Centre
centre-image
Anna Nagar, Chennai
location-imgVedantu Learning Centre, Plot No. Y - 217, Plot No 4617, 2nd Ave, Y Block, Anna Nagar, Chennai, Tamil Nadu 600040
Visit Centre
centre-image
Velachery, Chennai
location-imgVedantu Learning Centre, 3rd Floor, ASV Crown Plaza, No.391, Velachery - Tambaram Main Rd, Velachery, Chennai, Tamil Nadu 600042
Visit Centre
centre-image
Tambaram, Chennai
location-imgComing soon in Tambaram, Chennai
Visit Centre
centre-image
Avadi, Chennai
location-imgVedantu Learning Centre, Ayyappa Enterprises - No: 308 / A CTH Road Avadi, Chennai - 600054
Visit Centre
centre-image
Deeksha Vidyanagar, Bangalore
location-imgSri Venkateshwara Pre-University College, NH 7, Vidyanagar, Bengaluru International Airport Road, Bengaluru, Karnataka 562157
Visit Centre
View More

Access NCERT Solutions for Class 9 Social Science Geography Chapter 3 - Drainage

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?

  1. Radial

  2. Dendritic

  3. Centrifugal

  4. Trellis

Ans. (b) Dendritic

ii). In which of the following states is the Wular lake located?

  1. Rajasthan

  2. Uttar Pradesh

  3. Punjab

  4. Jammu and Kashmir

Ans. (d) Jammu and Kashmir

iii). The river Narmada has its source at

  1. Satpura

  2. Brahmagiri

  3. Amarkantak

  4. Slopes of the Western Ghats

Ans. (c) Amarkantak

iv). Which one of the following lakes is a salt water lake?

  1. Sambhar

  2. Dal

  3. Wular

  4. Gobind Sagar

Ans. (a) Sambhar

v). Which one of the following is the longest river of the Peninsular India?

  1. Narmada

  2. Krishna

  3. Godavari

  4. Mahanadi

Ans. (c) Godavari

vi). Which one amongst the following rivers flows through a rift valley?

  1. Mahanadi

  2. Tungabhadra

  3. Krishna

  4. Tapi

Ans. (d) Tapi


2. Answer the following questions briefly.

i). What is meant by a water divide? Give an example.

Ans.  A mountain range or a hill separating two different drainage basins is called a water divide. For example, Western Ghats.

ii). Which is the largest river basin in India?

Ans. The Ganga river basin is the largest river basin in India.

iii). Where do the rivers Indus and Ganga have their origin?

Ans. The Indus river has its origins in Tibet near the Mansarovar Lake while the Ganga River has its origins in the Gangotri Glacier in Uttarakhand state.

iv). Name the two headstreams of the Ganga. Where do they meet to form the Ganga?

Ans. Alaknanda and Bhagirathi are the two headstreams of the Ganga. They both meet to form the Ganga at Devprayag.

v). Why does the Brahmaputra in its Tibetan part have less silt, despite a longer course?

Ans. The Brahmaputra river also known as Tsangpo in Tibet receives very little volume of water in Tibet so it carries little silt there. But once it enters into India from Arunachal Pradesh, it is fed by lots of rains and hence carries lots of water and silt.

vi). Which two Peninsular rivers flow through trough?

Ans. The two rivers that flow through troughs in India are Narmada and Tapi. They form estuaries while entering the sea unlike deltas.

vii). State some economic benefits of rivers and lakes.

Ans. Rivers are very beneficial for agricultural purposes and generating hydro- electricity. They also provide fisheries and inland channels for transportation. The lakes like the Sambhar Lake provide edible salts to people. They also help to develop tourism and provide recreation for people such as Panging Tso.


3. Below are given names of a few lakes of India. Group them under two categories – Natural and created by human beings.

  1. Wular

  2. Dal

  3. Nainital

  4. Bhimtal

  5. Gobind Sagar

  6. Loktak

  7. Barapani

  8. Chilika

  9. Sambhar

  10. Rana Pratap Sagar

  11. Nizam Sagar

  12. Pulicat

  13. Nagarjuna Sagar

  14. Hirakud

Ans. The Natural Lakes are: Wular, Dal, Nainital, Bhimtal, Chilika, Pulicat, Sambhar, Barapani, Loktak.

The Lakes created by human beings are: Gobind Sagar, Hirakud, Rana Pratap Sagar, Nagarjuna Sagar, Nizam Sagar.


4. Discuss the significant difference between the Himalayan and the Peninsular rivers.

Ans. The following is the comparison of the two rivers:

S. No.

Himalayan Rivers

Peninsular Rivers

1

Himalayan rivers are perennial.

Peninsular rivers are seasonal.

2

They are fed by glaciers.

They receive water from the rainfall.

3

The Himalayan rivers are long and deep.

The peninsular rivers are short and shallow.

4

They carry a lot silt and sand.

They carry very no silt.

5

These rivers originate in the Himalayas in northern India.

These rivers originate in the Western Ghats.

6

Their drainage basins are large.

Their drainage basins are small.

7

These rivers form very large deltas.

They form very small or no deltas.


5. Compare the east flowing and the west flowing rivers of the Peninsular plateau.

Ans. The following is the comparison of the two rivers:

S. No.

East Flowing Rivers

West Flowing Rivers

1.

They fall into the Bay of Bengal.

They fall into the Arabian Sea.

2.

They form Estuaries

They form Deltas.

3.

They have a large tributary network.

They have no tributary networks.

4.

They do not flow through troughs.

They flow through troughs.


6. Why are rivers important for the country’s economy?

Ans. The rivers important for the any country’s economy because:

  • They are a source of natural fresh water which is required for the survival of all living beings.

  • The rivers provide water for various purposes as well as act as important trade routes within the country.

  • They also serve as a source of potential energy using hydro power.

  • It is also used for navigation and transportation and is important for commercial activities.

  • It also provides great scenic and recreational values for tourism. Thus, they serve as good tourist spots in the state.


(i) On an outline map of India mark and label the following rivers: Ganga, Satluj, Damodar, Krishna, Narmada, Tapi, Mahanadi, and Brahmaputra.

(ii) On an outline map of India mark and label the following lakes: Chilika Sambhar, Wular, Pulicat, Kolleru.

Ans:

Outline Map of India Mark Lakes


Outline Map of India mark Lakes


NCERT Solutions for Class 9 Social Science Contemporary India Chapter 3 - Drainage

NCERT Solutions Class 9 Geography Chapter 3 is available in pdf format and is easy to download. Upon download, there is no barrier for learning as it can be accessed anytime and anywhere. These NCERT Solutions Class 9 can be downloaded from our website as well as our app. NCERT Solutions Class 9 is entirely free of cost.  To memorize long theories, important dates, names of places, and events NCERT Solutions Class 9 is there for you. Our accurate answers will help you with quick learning. Study efficiently with chapter-wise exam preparatory materials.


NCERT Solutions For Class 9 Chapter 3 Geography

In the curriculum of Class 9, Social Science Chapter 3 is Drainage. This chapter belongs to the Geography book "Contemporary India". This chapter is all about the Indian water bodies, more specifically the Indian drainage system. Topics covered in this chapter are the Drainage system of India, Himalayan rivers, Peninsular rivers, Lakes, the Role of rivers in the economy, and River pollution.

With the help of chapters such as ‘Climate’, ‘Natural Vegetation and Wildlife’ and ‘Population ', students have more insight into the climatic controls, vegetation types, population distribution, and more.

All these concepts are explained in a simple language combined with diagrams, discussions, maps, etc wherever needed. These NCERT Solutions Class 9 Chapter 3 Geography makes the study interesting and also gives insight into the topic.


Class 9 Social Science Geography Chapter 3 Weightage

Chapter 3 Drainage is a part of Geography In Social Science. The book is "Contemporary India". Many questions of the Geography section are formed from this chapter. Thus going through these NCERT Solutions will help the student to score better in their exams. From a competitive exam like the UPSC point of view also this chapter is very important.

You will also learn about the various question patterns, question wise mark weightage. 

For a better understanding of this chapter, the concise summary of Chapter 3 Drainage, Social Science Geography, Class 9 is given below.

Class: 9

Subject: Social Science Geography

Book: Contemporary India

Chapter Number: 3

Chapter Name: Drainage


Benefits of NCERT Solutions Class 9 Sst Chapter 3 Contemporary India

  • Preparing from our NCERT Solutions Class 9  will help you to find all the missed out answers here.

  • These solutions act as a great reference while solving textbook questions.

  • Detailed analysis of topics with weightage is given which helps the students in better preparation.

  • The complete syllabus is covered to ensure no topics are missed.

  • Students without any hesitation can rely upon these NCERT solutions as it comes with sample papers and CBSE important question papers.


Conclusion

Vedantu's offering of NCERT Solutions for Class 9 Social Chapter 3 - Drainage as a free PDF download is a commendable resource for students. These solutions provide a clear and comprehensive understanding of the chapter's content, aiding in effective exam preparation. They serve as a valuable tool to reinforce concepts, resolve doubts, and enhance problem-solving skills. The convenience of a free PDF download makes these solutions easily accessible to a wide range of students, irrespective of their geographical location. Vedantu's commitment to making quality educational resources freely available is laudable, and these NCERT Solutions undoubtedly contribute significantly to the academic success of Class 9 students studying geography.

FAQs on NCERT Solutions for Class 9 Social Chapter 3 - Drainage (Free Pdf Download)

1. What are the differences between the East Flowing rivers and the West Flowing rivers?

The differences between the East flowing rivers and the West flowing rivers are given as follows.

  • The East flowing rivers drain in the Bay of Bengal and the West flowing rivers drain in the Arabian Sea.

  • The East flowing rivers carry a lot of sediments whereas the West flowing rivers carry fewer amounts of sediments.

  • The East flowing rivers form deltas at their mouths and the West flowing rivers form estuaries at their mouths.

  • The East flowing rivers have a greater number of tributaries whereas the West flowing rivers have a fewer number of tributaries.

2. How many questions are there in the NCERT Solutions for Class 9 Social Science Contemporary India Chapter-3 Drainage?

There are 6 questions and a map-pointing task in the NCERT Solutions for Class 9 Social Science Contemporary India Chapter-3 Drainage. The first few questions have sub-parts. There are very short answer type questions, short answer type questions, and long answer type questions, in this chapter. You will find solutions for all the questions in this PDF and refer to them to understand the appropriate answer pattern.

3. Give two reasons for which rivers are important for a country’s economy.

The two reasons for which rivers are important for a country’s economy are as follows.

  • The water from the rivers is used in the hydel-power generation and for running hydro-electric dams in a country.

  • The rivers are also used for navigation and transportation, thereby, supporting various commercial activities of a country.

4. Are the NCERT Solutions for Class 9 Social Science Contemporary India Chapter- 3 Drainage reliable study resources?

Yes, the NCERT Solutions for Class 9 Social Science Contemporary India Chapter- 3 Drainage are very reliable study resources. These solutions are prepared by the subject matter experts at Vedantu, in adherence to the NCERT guidelines. These solutions cover all the key points of this chapter, hence by referring to these solutions you will be able to revise all the topics covered in this chapter. Also, the PDF is free to download for all students. So you can rely on these solutions of the NCERT Class 9 SST Chapter-3 for your exam preparation.

5. What is the basic concept of Chapter 3 in the Social Science book? 

Chapter 3 in the Class 9 Social Science book is “Drainage”. It is one of the crucial topics covered in the Class 9 Geography book ‘Contemporary India’. The chapter deals with the drainage system of Indian rivers. Moreover, it also covers other water bodies, drainage systems like Peninsular rivers, Himalayan rivers, pollution in rivers, lakes, islands, and the impact of climate. The chapter also comprises maps and diagrams to draw student’s attention.

6. What is the weightage of Chapter 3 Drainage in Social Science paper? 

Chapter 3 Drainage in Geography Class 9 book is one of those chapters in Social Studies where you can score well. Lots of questions from this chapter are asked in the examination. Therefore, you must read its NCERT Solutions available on Vedantu to have a better outlook of the topic. These are also available on the Vedantu app and they are free of cost. If you read this chapter thoroughly, you’ll be able to score extra marks easily in your Social Science paper.

7. Write the advantages of reading NCERT Solutions for Chapter 3 Drainage. 

There are endless advantages of reading NCERT Solutions of Chapter 3 Drainage from the Class 9 Geography book ‘Contemporary India’. The advantages are - 

  • The NCERT Solutions for this chapter will assist students to get all the missing answers.

  • These solutions will help you solve textbook questions. 

  • They enact the best study material so that students can clarify their doubts. 

  • The NCERT Solutions can also be used as reference materials to write answers to the questions given at the end of this chapter. 

8. Write examples of east flowing rivers in India. 

There are numerous examples of east flowing rivers in India. The Brahmaputra, the Ganga, the Godavari, the Krishna, the Mahanadi, the Vaigai, the Penneru, the Kaveri, the Pannaiyar and the Subarnarekha are some examples of these rivers. All east flowing rivers drain their water in the Bay of Bengal and cover 77% of the area in the Indian drainage system. These rivers have huge catchment areas and form deltas instead of estuaries. 

9. Write examples of west flowing rivers in India. 

The examples of west flowing rivers are the Narmada, the Indus, the Tapi, the Mahi, the Ghaagar, the Sabarmati, the Saravati, the Luni, the Periyar, the Bharat Puja, and the Pumba. The other west flowing rivers on the western coast of India descend from Sahyadris. All the west flowing rivers flow into the Arabian sea. As compared to east flowing rivers, these cover an area of 23% in the drainage system of India and form estuaries besides deltas.