Get the most accurate RBSE Solutions for Class 11 Geography Chapter 5 Drainage System of India here. Updated for the 2026-27 academic session, these solutions are based on the latest RBSE textbooks for Class 11 Geography. Our expert-created answers for Class 11 Geography are available for free download in PDF format.
Detailed Chapter 5 Drainage System of India RBSE Solutions for Class 11 Geography
For Class 11 students, solving RBSE textbook questions is the most effective way to build a strong conceptual foundation. Our Class 11 Geography solutions follow a detailed, step-by-step approach to ensure you understand the logic behind every answer. Practicing these Chapter 5 Drainage System of India solutions will improve your exam performance.
Class 11 Geography Chapter 5 Drainage System of India RBSE Solutions PDF
RBSE Class 11 Indian Geography Chapter 5 Text Book Questions
Question 1. The effect of inclination of peninsular plateau falls on the aspect is that:
(a) Structure
(b) Plateau age
(c) Direction of water flow
(d) Topographies
Answer: (c) Direction of water flow
In simple words: The way the peninsular plateau is tilted affects how its rivers flow. This means the slope guides the water in a specific direction.
🎯 Exam Tip: Understanding the physical geography, like the tilt of a plateau, helps in predicting drainage patterns. Look for keywords like 'inclination' or 'slope' in questions about landforms.
Question 2. C wing that drain into the Bay of Bengal.
Answer: (c) Ganga, Brahmaputra, Krishna and Kaveri. These rivers flow eastward and empty into the Bay of Bengal, which is on India's eastern coast.
In simple words: The Ganga, Brahmaputra, Krishna, and Kaveri rivers all flow into the Bay of Bengal.
🎯 Exam Tip: Remember the major river systems of India and their respective drainage basins to correctly identify where they discharge.
Question 3. Choose the group of rivers from the following whose all rivers make up delta
(a) Kaveri, Krishna, Narmada and Tapti
(b) Godavari, Krishna, Kaveri and Ganga
(c) Mahanadi, Krishna, Kaveri and Narmada
(d) Ganga, Godavari, Krishna and Narmada
Answer: (b) Godavari, Krishna, Kaveri and Ganga
In simple words: Out of the given choices, only the group with Godavari, Krishna, Kaveri, and Ganga rivers all form deltas where they meet the sea.
🎯 Exam Tip: Rivers flowing into the Bay of Bengal generally form deltas due to gentle slopes and sediment deposition, while those flowing into the Arabian Sea often form estuaries.
RBSE Class 11 Indian Geography Chapter 5 Very Short Answer Type Questions
Question 1. Tapti river is a part of which drainage system?
Answer: Tapti is a part of Arabian Sea drainage system in Peninsular India. This river flows westwards.
In simple words: The Tapti river is part of the system where rivers flow into the Arabian Sea in Peninsular India.
🎯 Exam Tip: Distinguish between east-flowing and west-flowing peninsular rivers, as their drainage systems are distinct.
Question 2. What is Water Divider ?
Answer: A water divider is a high area that separates the flow of water in a region under specific conditions. It directs rainfall into different drainage basins. This is also known as a watershed.
In simple words: A water divider is a high land area, like a mountain range, that makes rainwater flow in different directions, creating separate river systems.
🎯 Exam Tip: Think of a water divider as a natural boundary that dictates which way water will flow, impacting river systems on either side.
Question 3. Ghaggar river is a part of which drainage system?
Answer: River Ghaggar is a part of inland drainage system. It does not reach the sea but ends within the land.
In simple words: The Ghaggar river is part of the inland drainage system, meaning its water stays within the land and does not flow into the ocean.
🎯 Exam Tip: Inland drainage systems are characteristic of arid or semi-arid regions where rivers do not reach the sea.
RBSE Class 11 Indian Geography Chapter 5 Short Answer Type Questions
Question 1. Name the main tributaries that are found on the left bank of the River Ganga.
Answer: The main tributaries that join the River Ganga from its left bank are Ramganga, Gomati, Ghaghara, Gandak, Kosi, and Mahananda. These rivers originate in the Himalayas and flow southwards to meet the Ganga.
In simple words: Rivers like Ramganga, Gomati, Ghaghara, Gandak, Kosi, and Mahananda flow into the Ganga from its left side.
🎯 Exam Tip: It is crucial to know the major tributaries of important rivers like the Ganga, distinguishing between those joining from the left and right banks.
Question 3. Explain the inland drainage system with example.
Answer: The inland drainage system refers to a type of river that flows into the land or lakes and does not eventually reach the sea. In India, examples of inland drainage systems include the Luni river in Rajasthan and the Sabarmati river in Gujarat. These rivers are seasonal, meaning they only flow on the surface during certain times of the year, often drying up before reaching a large water body. Other seasonal rivers like Kankani, Kantali, Sabi, and Mantha also drain into desert areas, eventually disappearing into the sand.
In simple words: An inland drainage system means rivers flow into land or lakes but never reach the sea. Rivers like Luni and Sabarmati are examples of this in India, often flowing only during rainy seasons.
🎯 Exam Tip: Remember that inland drainage is common in dry areas where water evaporates or sinks into the ground before reaching the ocean.
RBSE Class 11 Indian Geography Chapter 5 Essay Type Questions
Question 1. Explain Indian drainage system.
Answer: The rivers in India show different characteristics depending on their region. Based on geography, the Indian drainage system is divided into three main types:
| Indian Drainage System | ||
|---|---|---|
| Himalayan Drainage System | Peninsular Drainage System | Inland Drainage System |
| Indus Drainage System Brahmaputra Drainage System Ganga Drainage System | Rivers draining into Bay of Bengal Rivers draining into Arabian Sea | Rivers ending into lakes Rivers ending into deserts |
(b) **Ganga Drainage System:** This includes the Ganga river and its many tributaries, covering an area of 8.6 lakh sq. km. Rivers like Chambal, Betwa, Ken, Ramganga, Gomati, Ghaghara, Gandak, Kosi, Mahananda, and Sone are part of this system.
(c) **Brahmaputra Drainage System:** This system consists of the Brahmaputra river and its tributaries such as Dibang, Bhareli, Manas, Subansiri, Lohit, Kapali, Buri, and Dihing. 2. **Peninsular Drainage System:** This system is found in the southern peninsular plateau. It is mainly divided into two parts: rivers that drain into the Bay of Bengal and rivers that flow into the Arabian Sea.
(a) **The Rivers that Drain into Bay of Bengal:** This group includes rivers like Damodar, Subarnarekha, Brahmani, Mahanadi, Godavari, Bhima, Krishna, Tungabhadra, Palar, Kaveri, and Vaigai.
(b) **The Rivers that Drain into Arabian Sea:** The Tapti and Narmada are the main and longest rivers in this system. Other rivers like Sabarmati, Mahi, Sukari, Bandi, and Sharavati are also part of this group. 3. **Inland Drainage System:** This system includes rivers that end in lakes, such as Sabi, Mantha, and Luni, and rivers that disappear into deserts, like Ghagghar and Kantali.
In simple words: India's rivers are grouped into three main types: Himalayan rivers, Peninsular rivers, and Inland rivers. Himalayan rivers are large and perennial, Peninsular rivers are seasonal and mostly flow east or west, and Inland rivers do not reach the sea, often ending in deserts or lakes. This classification helps understand the different water flow patterns across India.
🎯 Exam Tip: When explaining the drainage system, clearly categorize it into Himalayan, Peninsular, and Inland, and provide examples for each, highlighting their key characteristics like origin and destination.
Question 2. Compare the Himalayan drainage and Peninsular drainage system.
Answer: A comparison between the Himalayan drainage system and the Peninsular drainage system is given below:
| Himalayan Drainage System | Peninsular Drainage System |
|---|---|
| 1. These rivers have enough water to flow throughout the year. | 1. These rivers are seasonal, and their flow depends on rainfall. |
| 2. Even during the summer, they provide water. | 2. During summer, the water flow in these rivers decreases significantly. |
| 3. These rivers flow due to melting ice of the Himalayas. | 3. These rivers get rainwater to maintain their flow. |
| 4. Most of the rivers of this system flow north to south. | 4. Most of the rivers of this system flow west to east or south to east. |
| 5. The rivers of this drainage system have been divided into Indus, Ganga, and Brahmaputra drainage system. | 5. The rivers of this drainage system have been divided into two parts-draining into the Bay of Bengal and into the Arabian Sea. |
| 6. These rivers have made the great plain of India. | 6. Deltas and estuaries are mainly made by these rivers. |
| 7. In this drainage system, many confluences and religious centers have developed. | 7. In this drainage system, many waterfalls and ghats are found. |
| 8. In this drainage system, water transportation facility is available. | 8. In this drainage system, fisheries facility is available. |
In simple words: Himalayan rivers flow all year because of melting snow and form large plains. Peninsular rivers are seasonal, depending on rain, and often form deltas or estuaries, with many waterfalls.
🎯 Exam Tip: When comparing, create a clear two-column table and focus on key differences like source of water, flow pattern, landforms created, and economic importance.
Map Based Questions
Question 1. Show the routes of important rivers of India in the map.
Answer: To answer this question, students should draw or mark the routes of major Indian rivers (like Ganga, Indus, Brahmaputra, Narmada, Godavari, Krishna, Kaveri) on a physical map of India. Students should focus on the correct direction of flow and the primary tributaries for each river. This helps in understanding the geographical spread of India's river systems.
In simple words: For this, you need a map of India. Draw or mark the paths of the main rivers like the Ganga, Indus, and Narmada, showing where they start and where they flow.
🎯 Exam Tip: Practice drawing the routes of major rivers on outline maps to understand their geographical distribution and flow patterns, which is essential for map-based questions.
RBSE Class 11 Indian Geography Chapter 5 Other Important Questions
RBSE Class 11 Indian Geography Chapter 5 Multiple Choice Questions
Question 1. Which of the mountain range in Rajasthan works as water divider?
(a) Aravalli
(b) Vindhyachal
(c) Satpura
(d) Mansarover Lake
Answer: (a) Aravalli
In simple words: The Aravalli mountain range in Rajasthan acts like a big wall, separating water flow into different areas.
🎯 Exam Tip: Identify prominent mountain ranges and their role as watersheds or water dividers in different regions.
Question 2. Which of the following is the origin of river Ganga?
(a) Hemkund
(b) Gangotri Glacier
(c) Siachin Glacier
(d) Mansarover Lake
Answer: (b) Gangotri Glacier
In simple words: The Ganga river starts from the Gangotri Glacier, a large body of ice in the Himalayas.
🎯 Exam Tip: Knowing the source of major rivers is a basic but important fact for geography exams. Always associate a river with its origin point.
Question 3. Which is called the Sorrow of Bihar?
(a) Saryu river
(b) Sone river
(c) Kosi river
(d) Hooghly river
Answer: (c) Kosi river
In simple words: The Kosi river is known as the "Sorrow of Bihar" because it often causes floods and damage in that region.
🎯 Exam Tip: Remember specific rivers known for their impact (like floods) on particular regions, as these are common knowledge-based questions.
Question 4. Which river is known by the name of Tsangpo?
(a) Ganga
(b) Yamuna
(c) Ghaghara
(d) Brahmaputra
Answer: (d) Brahmaputra
In simple words: The Brahmaputra river is called Tsangpo when it flows through Tibet before entering India.
🎯 Exam Tip: Be aware of the different names rivers might have in various regions or countries through which they flow.
Question 5. The river that found on the right bank of Brahmaputra is:
(a) Dibang
(b) Bhareli
(c) Kapali
(d) Lohit
Answer: (b) Bhareli
In simple words: The Bhareli river is one of the rivers that joins the Brahmaputra from its right side.
🎯 Exam Tip: Focus on the major tributaries and their relative position (left or right bank) for important rivers.
Question 6. Which of the following river forms the Dhuandhar waterfall?
(d) Damodar
Answer: (d) Damodar
In simple words: The Damodar river creates the Dhuandhar waterfall.
🎯 Exam Tip: Connect specific waterfalls with the rivers that form them; this is a common type of factual geography question.
Question 7. The river that does not fall into Arabian sea is:
(a) Luni
(b) Mahi
(c) Kaveri
(d) Sabarmati
Answer: (c) Kaveri
In simple words: The Kaveri river flows into the Bay of Bengal, not the Arabian Sea. The other rivers listed flow westwards or inland.
🎯 Exam Tip: Differentiate between rivers that flow into the Arabian Sea (west-flowing) and those that flow into the Bay of Bengal (east-flowing).
Question 8. The origin point of Narmada river is:
(a) Maikal
(b) Aravalli range
(c) Amarkantak
(d) Mahabaleshwar
Answer: (c) Amarkantak
In simple words: The Narmada river starts its journey from the Amarkantak plateau.
🎯 Exam Tip: For major rivers, remember their source and mouth (where they end) to understand their journey.
Question 9. The state in which Sambhar Lake is situated is:
(a) Punjab
(b) Haryana
(c) Rajasthan
(d) Gujarat
Answer: (c) Rajasthan
In simple words: Sambhar Lake, which is a saltwater lake, is located in the state of Rajasthan.
🎯 Exam Tip: Be familiar with important geographical features, like major lakes, and their locations within India.
Question 10. Which of the following is a part of Inland drainage system?
(a) Luni
Answer: (a) Luni
In simple words: The Luni river is part of the inland drainage system, meaning it flows within the land and does not reach the sea.
🎯 Exam Tip: Recall the characteristics and examples of inland drainage rivers in India, particularly those in drier regions.
Question 11. Bhakra Dam is built on:
(a) Indus river
(b) Sutlej river
(c) Kosi river
(d) Brahmaputra river
Answer: (b) Sutlej river
In simple words: The large Bhakra Dam is constructed across the Sutlej river.
🎯 Exam Tip: Important dams and their associated rivers are common questions; ensure you know these pairings.
Question 12. Kapildhara is a:
(a) River
(b) Gorge
(c) Waterfall
(d) Canyon
Answer: (c) Waterfall
In simple words: Kapildhara is the name of a beautiful waterfall.
🎯 Exam Tip: Recognize key geographical terms and features, such as specific waterfalls, and classify them correctly.
Question A. Match the Column A with Column B:
| Column A (River) | Column B (Originating Place) |
|---|---|
| (i) Ganga | (a) Yamunotri |
| (ii) Yamuna | (b) Kailash Mountain |
| (iii) Narmada | (c) Rakshasa Tal |
| (iv) Satluj | (d) Peak of Amarkantak |
Answer:
1. (e) Ganga - Gangotri Glacier (Implicit, missing from Column B options provided)
2. (a) Yamuna - Yamunotri
3. (d) Narmada - Peak of Amarkantak
4. (c) Satluj - Rakshasa Tal
In simple words: The Ganga river starts from Gangotri Glacier. The Yamuna starts from Yamunotri. The Narmada begins at Amarkantak Peak. The Satluj river originates from Rakshasa Tal.
🎯 Exam Tip: For matching questions, it's helpful to know the exact origins of major rivers. Pay close attention to all options provided in the columns.
Question B. Match the Column A with Column B:
| Column A (River) | Column B (Drainage System) |
|---|---|
| (i) Jhelum | (a) Bay of Bengal |
| (ii) Yamuna | (b) Arabian Sea |
| (iii) Manas | (c) Indus drainage |
| (iv) Krishna | (d) Ganga drainage |
| (v) Sharavati | (e) Brahmaputra drainage |
Answer:
1. (c) Jhelum - Indus drainage
2. (d) Yamuna - Ganga drainage
3. (e) Manas - Brahmaputra drainage
4. (a) Krishna - Bay of Bengal
5. (b) Sharavati - Arabian Sea
In simple words: The Jhelum river belongs to the Indus system. The Yamuna is part of the Ganga system. The Manas river is in the Brahmaputra system. The Krishna river flows into the Bay of Bengal, and the Sharavati river flows into the Arabian Sea.
🎯 Exam Tip: Accurately matching rivers with their drainage systems or destination seas requires a good understanding of India's river geography.
RBSE Class 11 Indian Geography Chapter 5 Very Short Answer Type Questions
Question 1. Where did Indian civilization and culture develop?
Answer: Most of the Indian religious and ancient cities are located on the banks of rivers. Rivers provided water for farming and living, which helped early civilizations grow and flourish. This is why many important historical sites are found near rivers.
In simple words: Indian civilization and culture mainly developed along the banks of rivers because rivers provided water for life and farming.
🎯 Exam Tip: Emphasize the historical significance of rivers as cradles of civilization when answering questions about cultural development.
Question 3. Which is the most interesting changing route of rivers in India?
Answer: The most interesting changing route of rivers in India is found in the Indus-Brahmaputra rivers. These rivers have shown significant changes in their paths over geological time due to tectonic activities.
In simple words: The Indus and Brahmaputra rivers have the most interesting changing routes in India, shifting their paths over time.
🎯 Exam Tip: Mentioning both Indus and Brahmaputra rivers is key for this question, as they both have complex and dynamic courses.
Question 4. Into how many parts does the water divider line divide India?
Answer: The water divider line divides India into three main drainage parts: the Arabian Sea drainage, the Bay of Bengal drainage, and the Inland drainage. These divisions define where the water from different regions ultimately flows.
In simple words: India's main water dividing line splits the country into three drainage areas: Arabian Sea, Bay of Bengal, and inland.
🎯 Exam Tip: Clearly list all three distinct drainage systems when asked about India's water division.
Question 5. Which is called Arabian Sea drainage system?
Answer: The part of the water divider line from where water drains into the Arabian Sea is called the Arabian Sea drainage region. Rivers like Narmada and Tapti are major examples of this system, flowing westwards.
In simple words: The Arabian Sea drainage system includes all the rivers and water that flow towards and into the Arabian Sea.
🎯 Exam Tip: For drainage systems, always define them by their ultimate destination, e.g., the sea they flow into.
Question 6. According to geographical perspective, into how many parts has the Indian drainage system been divided?
Answer: According to a geographical perspective, the Indian drainage system has been divided into three parts:
1. Himalayan drainage system
2. Peninsular drainage system
3. Inland drainage system
This classification is based on the origin and characteristics of the rivers.
In simple words: The Indian drainage system is split into three parts by geographers: Himalayan, Peninsular, and Inland drainage systems.
🎯 Exam Tip: This question requires recalling the fundamental classification of India's river systems based on their geography.
Question 7. Where does the river Satluj originate from?
Answer: The river Satluj originates from a region named Rakshas Tal, which is near Mansarovar Lake in Tibet. It is an important trans-Himalayan river.
In simple words: The Satluj river starts from Rakshas Tal, which is close to Mansarovar Lake.
🎯 Exam Tip: For rivers originating outside India, remember their source region and country (e.g., Tibet for Satluj).
Question 9. Why is river Kosi called the Sorrow of Bihar?
Answer: The Kosi river is called the Sorrow of Bihar because it frequently changes its course. This causes repeated and severe floods in Bihar, leading to immense loss of life and property. The unpredictable nature of the river makes it a constant threat to the region.
In simple words: The Kosi river is called the Sorrow of Bihar because it often changes its path, causing many floods that harm people and property.
🎯 Exam Tip: When asked about a river's nickname, always explain the reason behind it, typically related to floods or other significant impacts.
Question 10. Name the rivers that drain into river Brahmaputra from the left side.
Answer: The rivers that drain into the Brahmaputra from its left side include Dibang, Lohit, Kapili, Dhansiri, and Buri Dihing. These are significant tributaries that contribute to the Brahmaputra's water volume.
In simple words: Rivers like Dibang, Lohit, Kapili, Dhansiri, and Buri Dihing join the Brahmaputra from its left bank.
🎯 Exam Tip: Knowing the left and right bank tributaries helps understand the complete drainage basin of a major river.
Question 11. Name the rivers that drain into the river Brahmaputra from the right side.
Answer: The rivers that drain into the Brahmaputra from its right side are Bhareli, Subansiri, and Manas. These tributaries also play a crucial role in the river's flow and water volume.
In simple words: Bhareli, Subansiri, and Manas are rivers that flow into the Brahmaputra from its right side.
🎯 Exam Tip: Distinguish between left and right bank tributaries to fully describe a river's drainage pattern.
Question 12. Which rivers fall into Bay of Bengal?
Answer: Rivers like Damodar, Subarnarekha, Brahmani, Mahanadi, Godavari, Bhima, Krishna, Tungabhadra, Painar, Palar, Kaveri, and Vaigai all fall into the Bay of Bengal. These are mostly east-flowing rivers of the peninsular region.
In simple words: Many rivers, including Damodar, Mahanadi, Godavari, Krishna, and Kaveri, all flow into the Bay of Bengal.
🎯 Exam Tip: Be able to list several prominent rivers that drain into the Bay of Bengal to illustrate the east-flowing pattern.
Question 13. Why is the river Damodar called the sorrow of Bengal?
Answer: The Damodar river is called the sorrow of Bengal because its floods and frequent changes in its path bring immense loss to the public and cause significant damage to wealth in Bengal. Before dam construction, its destructive power was notorious.
In simple words: The Damodar river is known as the sorrow of Bengal because it used to cause big floods and destruction in the region.
🎯 Exam Tip: Similar to the Kosi, understand that rivers earn such titles due to their severe impact, usually from flooding and changing courses.
Question 14. Which rivers flow through rift valley.
Answer: Narmada, Tapti, Chambal, and Damodar rivers flow through rift valleys. A rift valley is a lowland region formed by the divergence of tectonic plates.
In simple words: The Narmada, Tapti, Chambal, and Damodar rivers flow in deep cracks in the Earth called rift valleys.
🎯 Exam Tip: Remember that rivers flowing through rift valleys are often characterized by their straight courses and usually flow against the general slope of the land (like the west-flowing Narmada and Tapti).
Question 16. Name the waterfalls that are formed by the river Narmada.
Answer: The waterfalls formed by the river Narmada include Kapildhara, Dudh-dhara, Sahastra-dhara, Dhuandhar, Ghaghri, and Hiran waterfalls. These waterfalls add to the scenic beauty and ecological importance of the Narmada basin.
In simple words: The Narmada river creates many waterfalls like Kapildhara, Dudh-dhara, Dhuandhar, and Ghaghri.
🎯 Exam Tip: List as many waterfalls as you remember when asked about specific river features. This shows comprehensive knowledge.
Question 17. In which area does the Inland drainage system stretch?
Answer: The inland drainage system stretches from Sambhar Lake in Rajasthan to the Ghaggar drainage area in Haryana. This region is characterized by arid and semi-arid conditions where rivers do not reach the sea.
In simple words: The inland drainage system covers an area from Sambhar Lake in Rajasthan to the Ghaggar river area in Haryana.
🎯 Exam Tip: Locate the geographical extent of the inland drainage system, especially in North-West India.
RBSE Class 11 Indian Geography Chapter 5 Short Answer Type Questions (SA-I)
Question 1. Describe the importance of rivers in India.
Answer: Rivers have made very important contributions to the development of Indian culture and civilization. Many religious, historical, traditional, and industrial cities are located on the banks of different rivers. Rivers provide essential water for irrigation, generating hydro-electricity, water transport, and various industrial purposes. They play a vital role in the economic development of India. The Indian culture and civilization have historically flourished on the banks of these rivers. From ancient times, rivers have also helped in promoting tourism.
In simple words: Rivers are very important in India. They help grow crops, make electricity, transport goods, and many cities and religious places are built near them. They are key for both our culture and economy.
🎯 Exam Tip: When discussing river importance, cover multiple aspects like agriculture, energy, transport, cultural significance, and economic development.
Question 2. What changes have take place in Indus – Brahmaputra drainage system?
Answer: Earlier, the combined Indus-Brahmaputra drainage system originated from the north-eastern part of Assam. It flowed parallel to the Himalayas, moving westwards up to the Sulaiman-Kirthar ranges, and then drained into the Arabian Sea by flowing south. However, as a result of geological events and incidents, the north-western part of this ancient river separated, forming the Indus river system, while the eastern part separated to become the Brahmaputra river system. These tectonic changes significantly altered the landscape and river courses.
In simple words: Long ago, the Indus and Brahmaputra rivers were one big river system starting in Assam. Due to big changes in the Earth, this single river split into two separate rivers we know today: the Indus in the west and the Brahmaputra in the east.
🎯 Exam Tip: Focus on the concept of a single ancient river system splitting into two distinct ones due to geological forces when explaining changes in the Indus-Brahmaputra system.
Question 3. Where does water divider line of India extend from and up to?
Answer: The main water divider line of India generally extends from the Western Ghats in the south, running northwards along the Aravalli Range, and then extending to the Himalayan ranges in the north. Any elevated area, such as a mountain or an upland, which separates two drainage basins, is known as a water divider. This line broadly separates the west-flowing rivers, east-flowing rivers, and inland drainage systems across India. It impacts the rainfall distribution and river flow patterns significantly.
In simple words: India's main water divider line goes from the Western Ghats up through the Aravalli hills and into the Himalayas. It is basically any high land that separates where water flows.
🎯 Exam Tip: To answer this, mention the key mountain ranges and elevated areas that form the major watershed of India, indicating its overall direction and significance.
Question 4. Describe the Brahmaputra Drainage system.
Answer: The Brahmaputra, also known as Tsangpo in Tibet, is one of Asia's major rivers. It originates near Mansarovar Lake in the Kailash mountain range. The river is very long, similar to the Indus, and carries a vast amount of silt. It flows eastward, parallel to the Himalayan mountains in Tibet. It then makes a sharp 'U' turn at Namcha Barwa and enters India in Arunachal Pradesh. Before eventually flowing into the Bay of Bengal, it forms numerous distributaries due to the heavy deposition of sediments and silt, creating a complex and dynamic deltaic region. It is a vital river for agriculture and transportation in Northeast India and Bangladesh.
In simple words: The Brahmaputra river starts in Tibet (where it's called Tsangpo) near Mansarovar Lake. It flows through the Himalayas, enters India, and then joins the Bay of Bengal, carrying lots of mud and forming many small rivers at its end.
🎯 Exam Tip: When describing the Brahmaputra, highlight its origin, name in Tibet, course (especially the U-turn at Namcha Barwa), and its role in forming distributaries and depositing silt.
RBSE Class 11 Indian Geography Chapter 5 Short Answer Type Questions (SA-II)
Question 1. Distinguish between Indus and Ganga drainage system.
Or
Describe differences between Indus and Ganga drainage system.
Answer: The differences between the Indus and Ganga drainage systems are as follows:
| Indus River Drainage | Ganga River Drainage |
|---|---|
| 1. The river has a total drainage area of 11.50 lakh sq. km, out of which 3.25 lakh sq. km is in India. | 1. The river has a total drainage area of 8.6 lakh sq. km. |
| 2. The rivers of this drainage system mainly fall into the Arabian Sea. | 2. The rivers of this drainage system mainly fall into the Bay of Bengal. |
| 3. The rivers under this system form gorges (deep, narrow valleys). | 3. The rivers under this system form fertile plains. |
| 4. Doabs (land between two rivers) are found in this system. | 4. Confluences (where two rivers meet) are found in this system. |
In simple words: The Indus system drains into the Arabian Sea, creates narrow gorges, and has 'doabs'. The Ganga system drains into the Bay of Bengal, forms wide fertile plains, and has many 'confluences' where rivers meet.
🎯 Exam Tip: When comparing river systems, focus on key differentiating factors such as drainage area, final destination, types of landforms created (gorges vs. plains), and associated geographical features (doabs vs. confluences).
RBSE Class 11 Indian Geography Chapter 5 Essay Type Questions
Question 1. Describe the importance of flowing rivers in India? Or Describe the utility of drainage system of India.
Answer: Indian rivers hold great importance globally. The importance of these rivers can be seen in the following points:
1. The fertile plains in India have been formed by these rivers.
2. The rich alluvial soil carried by Indian rivers acts like a special nutrient for farming.
3. Rivers provide essential water for irrigation purposes.
4. Fishing, also known as pisciculture, is a common occupation performed in Indian rivers.
5. Rivers also offer facilities for water transport.
6. Many religious, historical, traditional, and industrial cities have grown and developed along the banks of Indian rivers.
7. Rivers have made a significant contribution to the establishment and growth of various industries.
8. The waterfalls on rivers are useful for generating electricity.
9. Many religious centers and important places have developed at the confluence points of rivers.
10. Rivers have been promoting tourism in India since ancient times, attracting visitors to their banks. These waterways are essential for both the environment and human society, supporting diverse life and activities.
In simple words: Rivers in India are very important for many reasons. They create good land for farming, provide water for crops, and help people travel and fish. Many towns grew next to rivers, and they also help make electricity and attract tourists.
🎯 Exam Tip: When describing the importance of rivers, remember to cover their roles in agriculture, economy, transport, and culture. Use keywords like "irrigation," "fertile plains," "hydro-electricity," and "tourism."
RBSE Solutions for Class 11 Geography
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Free study material for Geography
RBSE Solutions Class 11 Geography Chapter 5 Drainage System of India
Students can now access the RBSE Solutions for Chapter 5 Drainage System of India prepared by teachers on our website. These solutions cover all questions in exercise in your Class 11 Geography textbook. Each answer is updated based on the current academic session as per the latest RBSE syllabus.
Detailed Explanations for Chapter 5 Drainage System of India
Our expert teachers have provided step-by-step explanations for all the difficult questions in the Class 11 Geography chapter. Along with the final answers, we have also explained the concept behind it to help you build stronger understanding of each topic. This will be really helpful for Class 11 students who want to understand both theoretical and practical questions. By studying these RBSE Questions and Answers your basic concepts will improve a lot.
Benefits of using Geography Class 11 Solved Papers
Using our Geography solutions regularly students will be able to improve their logical thinking and problem-solving speed. These Class 11 solutions are a guide for self-study and homework assistance. Along with the chapter-wise solutions, you should also refer to our Revision Notes and Sample Papers for Chapter 5 Drainage System of India to get a complete preparation experience.
FAQs
The complete and updated RBSE Solutions Class 11 Indian Geography Chapter 5 Drainage System of India is available for free on StudiesToday.com. These solutions for Class 11 Geography are as per latest RBSE curriculum.
Yes, our experts have revised the RBSE Solutions Class 11 Indian Geography Chapter 5 Drainage System of India as per 2026 exam pattern. All textbook exercises have been solved and have added explanation about how the Geography concepts are applied in case-study and assertion-reasoning questions.
Toppers recommend using RBSE language because RBSE marking schemes are strictly based on textbook definitions. Our RBSE Solutions Class 11 Indian Geography Chapter 5 Drainage System of India will help students to get full marks in the theory paper.
Yes, we provide bilingual support for Class 11 Geography. You can access RBSE Solutions Class 11 Indian Geography Chapter 5 Drainage System of India in both English and Hindi medium.
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