Important Questions (1 mark): Drainage - Class 9 MCQ

Loktak Lake is the largest freshwater lake in North -East India is famous for the phumdis floating over it. Keibul Lamjao the only floating national park in the world. It is located near Moirang in Manipur state, India.

The correct option is C.
Chilika Lake is a brackish water lagoon, spread over the Puri, Khurda and Ganjam districts of Odisha state on the east coast of India, at the mouth of the Daya River, flowing into the Bay of Bengal, covering an area of over 1,100 km.

Sambhar Salt Lake is India's largest saline lake and is the source of most of Rajasthan's salt production. It produces 196,000 tonnes of clean salt every year.

An oxbow lake forms when a river creates a meander, due to the river's eroding the bank. After a long period of time, the meander becomes very curved, and eventually the neck of the meander becomes narrower and the river cuts through the neck during a flood, cutting off the meander and forming an oxbow lake.

India has many lakes. These differ from each other in size, and other characteristics. Most lakes are permanent; some contain water only during the rainy season, like the lakes in the basins of inland drainage of semi-arid region.

D is the correct option.Dal is a lake in Srinagar, the summer capital of Jammu and Kashmir, India. It is an urban lake, which is the second largest in the union territory of Jammu and Kashmir. It is integral to tourism and recreation in Kashmir and is named the "Lake of Flowers", "Jewel in the crown of Kashmir" or "Srinagar's Jewel".

Answer:
The drainage basin of the Kaveri river covers parts of Karnataka, Kerala, and Tamil Nadu. Here is a detailed explanation:
Kaveri River
- The Kaveri river, also known as the Cauvery river, is one of the major rivers in India.
- It originates from the Talakaveri in the Western Ghats of Karnataka.
- The river flows through the states of Karnataka and Tamil Nadu before emptying into the Bay of Bengal.
- The total length of the Kaveri river is approximately 800 kilometers.
Drainage Basin
- A drainage basin is an area of land where all the water that falls in it drains into a particular river system.
- It includes all the tributaries, streams, and rivers that contribute to the main river.
- The Kaveri river has a large drainage basin that covers parts of Karnataka, Kerala, and Tamil Nadu.
- In Karnataka, the river basin covers regions such as Coorg, Mysore, and Mandya.
- In Kerala, the river basin covers parts of Wayanad and Palakkad districts.
- In Tamil Nadu, the river basin covers regions such as Erode, Tiruchirappalli, and Thanjavur.
Other Options
- The Godavari river, option A, has its drainage basin in the states of Maharashtra, Telangana, Andhra Pradesh, and Chhattisgarh.
- The Krishna river, option B, has its drainage basin in the states of Maharashtra, Karnataka, and Andhra Pradesh.
- The Musi river, option D, has its drainage basin in the state of Telangana.
Therefore, the correct answer is option C: Kaveri.

Tributaries of the Kaveri River:

• Amravati: It is a tributary of the Kaveri River.


• Bhavani: It is a tributary of the Kaveri River.


• Hemavati: It is a tributary of the Kaveri River.


• Kabini: It is a tributary of the Kaveri River.

Options:

• Option A: Wainganga - Incorrect, Wainganga is not related to the tributaries of the Kaveri River.


• Option B: Bhima - Incorrect, Bhima is not related to the tributaries of the Kaveri River.


• Option C: Krishna - Incorrect, Krishna is not related to the tributaries of the Kaveri River.


• Option D: Kaveri - Correct, the Amravati, Bhavani, Hemavati, and Kabini are tributaries of the Kaveri River.

Therefore, the correct answer is Option D: Kaveri.

Explanation:
To determine which of the rivers is not a tributary of the Godavari, we need to understand the definition of a tributary. A tributary is a river or stream that flows into a larger river.
Given options:
A: Purna
B: Ghatprabha
C: Wardha
D: Pranhita
Analysis:
We will analyze each option to determine whether it is a tributary of the Godavari.
- Purna: Purna river is a tributary of the Tapti river, not the Godavari.
- Ghatprabha: This river is not a tributary of the Godavari.
- Wardha: Wardha river is a tributary of the Godavari.
- Pranhita: Pranhita river is a tributary of the Godavari.
Conclusion:
Based on the analysis, the river that is not a tributary of the Godavari is Ghatprabha (Option B).

Answer:
Introduction:
The river known as the 'Dakshin Ganga' is one of the major rivers in India. It is referred to as the 'Dakshin Ganga' because it is considered the southern counterpart of the holy river Ganga.
Identification of the correct river:
Out of the given options, the river that is known as the 'Dakshin Ganga' is:
A: The Godavari
Explanation:
The Godavari river is the correct answer. Here's why:
- The Godavari river is the second-longest river in India and is often referred to as the 'Dakshin Ganga' or the 'Ganges of the South'.
- It originates in the Western Ghats of Maharashtra and flows through the states of Maharashtra, Telangana, Andhra Pradesh, and Odisha before emptying into the Bay of Bengal.
- The Godavari river is considered sacred by Hindus and is also associated with various legends and mythological stories.
- It is known for its importance in irrigation and is a lifeline for the people living in its basin.
Conclusion:
The river known as the 'Dakshin Ganga' is the Godavari river. It is an important river in India and is often referred to as the 'Ganges of the South'.

Answer:
The Wainganga and the Penganga are tributaries of the Godavari River. Here is a detailed explanation:
Introduction:
The Wainganga and the Penganga are two important rivers in India. They both flow in the central part of the country and are major tributaries of a well-known river.
Explanation:
The Wainganga River:
- The Wainganga River is a major river in India that flows through the states of Maharashtra, Madhya Pradesh, and Chhattisgarh.
- It originates in the Satpura Range in Madhya Pradesh and flows eastward, eventually joining the Godavari River in Maharashtra.
- The Wainganga River is known for its rich biodiversity, and it serves as a lifeline for the surrounding regions by providing water for irrigation and other purposes.
The Penganga River:
- The Penganga River is another important river in India that flows through the states of Maharashtra and Telangana.
- It originates in the Balaghat Range in Maharashtra and flows eastward, eventually joining the Wardha River, which is a tributary of the Godavari River.
- The Penganga River is also known for its scenic beauty and plays a crucial role in the agricultural activities of the region.
The Godavari River:
- The Godavari River is one of the major rivers in India and is often referred to as the "Ganga of the South."
- It is the second-longest river in India after the Ganges and flows through the states of Maharashtra, Telangana, Andhra Pradesh, and Odisha.
- The Godavari River has several tributaries, including the Wainganga and the Penganga, which contribute to its overall flow and water resources.
- The Godavari River is of great cultural, economic, and ecological significance and is widely revered by the people living in its basin.
Conclusion:
In conclusion, the Wainganga and the Penganga are tributaries of the Godavari River. They both contribute to the flow and water resources of the Godavari basin, playing a crucial role in the lives of the people and the ecosystem of the region.

The rivers Venna, Koyna, Vasna, Panchganga, Dudhganga, Ghataprabha, Malaprabha and Tungabhadra join Krishna from the right bank; while the Yerla River, Musi River, Maneru and Bhima rivers join the Krishna from the left bank.

River that rises in the highlands of Chhattisgarh:
- The correct answer is Mahanadi.
- The Mahanadi River is a major river in East Central India.
- It originates from the highlands of Chhattisgarh, specifically from the Dhamtari district near the village of Sihawa.
- The river then flows through the states of Chhattisgarh and Odisha.
- It is one of the longest rivers in India, with a total length of approximately 858 kilometers.
- The Mahanadi River is known for its fertile plains and is a vital source of water for irrigation and hydroelectric power generation in the region.
- It is also an important river for transportation and is used for various industrial purposes.
- The Mahanadi River finally empties into the Bay of Bengal, near the city of Paradip in Odisha.
- The river basin of the Mahanadi is home to diverse flora and fauna, including several species of migratory birds.
- It plays a significant role in the socio-economic development of the regions it passes through.
- Overall, the Mahanadi River is a lifeline for the people living in Chhattisgarh and Odisha, and it holds great ecological and economic importance.

The Godavari: It is the longest peninsular river system due to this it is also called the Dakshin Ganga. It rises in the Nasik district of Maharashtra and discharges its water into the Bay of Bengal. Its tributaries run through the states of Maharashtra, Madhya Pradesh, Chhattisgarh, Orissa and Andhra Pradesh.

Answer:
Introduction:
The river that rises from a spring near Mahabaleshwar is the Krishna River.
Explanation:
Here is a detailed explanation of the rivers mentioned in the options and why Krishna River is the correct answer:
A: Krishna River
- The Krishna River is one of the longest rivers in India and originates from a spring near Mahabaleshwar in Maharashtra.
- It flows through the states of Maharashtra, Karnataka, Telangana, and Andhra Pradesh before draining into the Bay of Bengal.
- The Krishna River is known for its importance in agriculture, hydropower generation, and irrigation in the regions it passes through.
B: Narmada River
- The Narmada River originates from Amarkantak in Madhya Pradesh and flows through the states of Madhya Pradesh, Maharashtra, and Gujarat.
- It drains into the Arabian Sea.
- The Narmada River is known for its scenic beauty and the Narmada Valley Development Project.
C: Tungabhadra River
- The Tungabhadra River is a tributary of the Krishna River and originates from the Western Ghats in Karnataka.
- It flows through the states of Karnataka and Andhra Pradesh before joining the Krishna River.
- The Tungabhadra River is known for its importance in irrigation and hydropower generation.
D: Purna River
- The Purna River is a tributary of the Tapti River and originates in the Tapi district of Maharashtra.
- It flows through Maharashtra and Gujarat before joining the Tapti River.
- The Purna River is known for its agricultural significance in the regions it passes through.
Conclusion:
From the given options, the river that rises from a spring near Mahabaleshwar is the Krishna River. It is important to note that the other rivers mentioned in the options have their own origins and routes.

Amravati is not a tributary of the Krishna. The Amaravati River is the longest tributary of Kaveri River in fertile the districts of Karur and Tirupur, Tamil Nadu state, South India.

The correct answer is B: Drainage.
Explanation:
A system of flowing water from a higher level to a lower level is known as drainage. It refers to the natural or artificial movement of water through channels, streams, rivers, and other water bodies.
Here is a detailed explanation of why the other options are not correct:
- A: Water divide: Water divide refers to the elevated boundary separating one watershed or drainage basin from another. It does not describe the system of flowing water from a higher level to a lower level.
- C: Glaciers: Glaciers are large bodies of ice that move slowly over the land. While they do contribute to the overall water cycle and can lead to water flow, they are not specifically related to the system of flowing water from a higher level to a lower level.
- D: River: A river is a natural watercourse that flows towards an ocean, sea, lake, or another river. While rivers are part of the overall drainage system, the term "river" does not specifically describe the system of flowing water from a higher level to a lower level.
In summary, the correct answer is B: Drainage, as it specifically refers to the system of flowing water from a higher level to a lower level.

The river Indus originates in Tibet; near Lake Mansarowar. It enters India in the Ladakh district of Jammu & Kashmir.

The right bank tributary of the Ganga is the Yamuna. Here is a detailed explanation:
1. Introduction:
The Ganga river, also known as the Ganges, is one of the major rivers in India. It is a transboundary river that flows through India and Bangladesh. The river has many tributaries that join it along its course.
2. Definition of right bank tributary:
A right bank tributary refers to a river or stream that joins the main river on its right side when facing downstream. In this case, we are looking for the right bank tributary of the Ganga.
3. Options:
The given options are:
A. Yamuna
B. Krishna
C. Kaveri
D. Godavari
4. Identifying the correct answer:
To determine the correct answer, we need to identify which river among the given options joins the Ganga on its right bank.
5. Eliminating incorrect options:
We can eliminate options B (Krishna) and C (Kaveri) as they do not flow in the same region as the Ganga. These rivers flow in different parts of India and do not join the Ganga on its right bank.
6. The correct answer:
The correct answer is A. Yamuna. The Yamuna river is a major tributary of the Ganga and joins it on its right bank near Allahabad (Prayagraj) in Uttar Pradesh, India.
7. Conclusion:
In conclusion, the right bank tributary of the Ganga is the Yamuna. It is important to have knowledge about the various tributaries of rivers as they contribute to the overall flow and ecology of the river system.

Largest River Basin in India: Ganga
The Ganga River Basin is the largest river basin in India. Here are some key points about the Ganga River Basin:
1. Size: The Ganga River Basin covers a vast area of about 1,086,000 square kilometers, making it the largest river basin in India.
2. States: The Ganga River Basin spans across multiple states in northern India, including Uttarakhand, Uttar Pradesh, Bihar, Jharkhand, and West Bengal.
3. Tributaries: The Ganga River is formed by the confluence of several major tributaries, including the Yamuna, Son, Gandak, and Kosi rivers.
4. Importance: The Ganga River holds immense cultural and religious significance for the people of India. It is considered sacred and is worshipped as the goddess Ganga by millions of people.
5. Biodiversity: The Ganga River Basin is home to a rich and diverse ecosystem with a wide variety of flora and fauna. It provides habitat to numerous species of fish, dolphins, turtles, and migratory birds.
6. Economic Importance: The Ganga River Basin supports a significant population and plays a vital role in agriculture, irrigation, transportation, and hydropower generation. It also sustains industries and tourism along its course.
7. Pollution Concerns: Despite its significance, the Ganga River Basin faces pollution challenges due to industrial waste, untreated sewage, and agricultural runoff. Efforts are being made to clean and rejuvenate the river through projects like the Namami Gange initiative.
In conclusion, the Ganga River Basin is the largest river basin in India, covering a vast area and holding immense cultural, ecological, and economic importance for the country.

Length of the Ganga:
The length of the Ganga river is 2,500 kilometers.
Explanation:
- The Ganga, also known as the Ganges, is a major river in South Asia that flows through India and Bangladesh.
- It is one of the longest rivers in the world, with a total length of approximately 2,500 kilometers.
- The river originates from the Gangotri Glacier in the state of Uttarakhand in India and flows through the northern states of India, including Uttar Pradesh, Bihar, and West Bengal.
- After crossing into Bangladesh, it eventually merges with the Brahmaputra River and empties into the Bay of Bengal.
- The Ganga is considered sacred by Hindus and is worshipped as the goddess Ganga.
- It is also an important water source for millions of people living along its banks, supporting agriculture, industry, and providing drinking water.
- The river is highly polluted due to various human activities, and efforts are being made to clean and conserve its waters.
Therefore, the correct answer is B: 2500 km.

The city located on the water divide between the Indus and Ganga River system is Ambala.
- Ambala is a city located in the state of Haryana, India.
- It is situated on the water divide between the Indus and Ganga River systems.
- The Indus River system is a major river system in South Asia, flowing through Pakistan.
- The Ganga River system, also known as the Ganges River system, is one of the largest river systems in India.
- Ambala is strategically located at the convergence of these two river systems, making it an important geographical location.
- The city is known for its military presence, with the Ambala Cantonment being one of the oldest and largest military bases in India.
- Ambala also serves as a major transportation hub, with an airport and railway station connecting it to various parts of the country.
- The city has a rich history and is home to several historical and cultural landmarks, including the Ambala Fort and the Badshahi Bagh Gurudwara.
- Ambala is also known for its industries, including textile manufacturing, scientific instruments, and metal casting.
- The city's location on the water divide between the Indus and Ganga River systems contributes to its overall significance and importance in the region.

Name of Brahmaputra River in Tibet: Tsangpo

The Brahmaputra River, known as Tsangpo in Tibet, is one of the major rivers in Asia. Here are some key points about the name of the Brahmaputra River in Tibet:

- Origin: The Brahmaputra River originates from the Angsi Glacier in the Himalayas in southwestern Tibet.
- Flow through Tibet: In Tibet, the river is known as Tsangpo, which means "purifier" in the Tibetan language.
- Length: The Brahmaputra River is approximately 2,900 kilometers long, with around 1,100 kilometers of its course flowing through Tibet.
- Course in Tibet: The river flows eastwards through southern Tibet, cutting deep gorges and valleys in the Tibetan Plateau.
- Great Bend: After leaving Tibet, the Brahmaputra River takes a dramatic turn known as the Great Bend, where it changes its course and flows southwards through India and Bangladesh.
- Significance: The Brahmaputra River plays a crucial role in the lives of people in Tibet, India, and Bangladesh, providing water for irrigation, transportation, and hydroelectric power generation.
Overall, the Brahmaputra River is called Tsangpo in Tibet and holds great importance for the region.

A is the correct option.The Narmada, the largest west flowing river of the Peninsula, rises near Amarkantak range of mountains in Madhya Pradesh. It is the fifth largest river in the country and the largest one in Gujarat. It traverses Madhya Pradesh, Maharashtra and Gujarat and meets the Gulf of Cambay.