Here are 20 Multiple-Choice Questions MCQs on River Systems in India, based on NCERT textbooks, along with detailed answers:
1. Which of the following rivers does NOT originate from the Himalayas?
a) Ganga
b) Yamuna
c) Krishna
d) Brahmaputra
Answer: c) Krishna
Explanation: The Krishna River originates from the Western Ghats near Mahabaleshwar in Maharashtra. In contrast, the Ganga, Yamuna, and Brahmaputra originate from the Himalayan region.
2. Which of the following river systems forms the largest delta in the world?
a) Mahanadi
b) Godavari
c) Ganga-Brahmaputra
d) Narmada
Answer: c) Ganga-Brahmaputra
Explanation: The Sundarbans Delta, formed by the Ganga and Brahmaputra rivers, is the largest delta in the world. It is located in India and Bangladesh.
3. Which of the following rivers is known as “Dakshina Ganga”?
a) Godavari
b) Krishna
c) Kaveri
d) Narmada
Answer: a) Godavari
Explanation: The Godavari River is the longest river in peninsular India and is often referred to as “Dakshina Ganga” (Ganga of the South) due to its large size and basin area.
4. Which of the following is a west-flowing river?
a) Yamuna
b) Godavari
c) Kaveri
d) Narmada
Answer: d) Narmada
Explanation: Most rivers in India flow towards the Bay of Bengal. However, Narmada and Tapi flow westward into the Arabian Sea.
5. The river Indus originates from which of the following locations?
a) Gangotri Glacier
b) Rakas Lake, Tibet
c) Siachen Glacier
d) Mansarovar Lake, Tibet
Answer: d) Mansarovar Lake, Tibet
Explanation: The Indus River originates near Lake Mansarovar in Tibet and flows through Ladakh, Pakistan, and finally into the Arabian Sea.
6. Which of the following rivers is NOT a tributary of the Ganga?
a) Yamuna
b) Chambal
c) Ghaggar
d) Son
Answer: c) Ghaggar
Explanation: The Ghaggar River is an inland river that does not reach the Ganga. It is believed to be the remnant of the Saraswati River. The other three—Yamuna, Chambal, and Son—are tributaries of the Ganga.
7. The Kaveri River forms which of the following waterfalls?
a) Dhuandhar Falls
b) Hogenakkal Falls
c) Jog Falls
d) Athirappilly Falls
Answer: b) Hogenakkal Falls
Explanation: The Kaveri River forms the Hogenakkal Falls in Tamil Nadu. Jog Falls is on the Sharavati River, Dhuandhar Falls is on the Narmada River, and Athirappilly Falls is on the Chalakudy River.
8. Which of the following rivers is an example of an antecedent river?
a) Godavari
b) Ganga
c) Brahmaputra
d) Narmada
Answer: c) Brahmaputra
Explanation: The Brahmaputra River is an antecedent river, meaning it existed before the Himalayas were formed and has cut through the mountain ranges while maintaining its course.
9. Which of the following states is NOT drained by the Mahanadi River?
a) Chhattisgarh
b) Odisha
c) Madhya Pradesh
d) Maharashtra
Answer: d) Maharashtra
Explanation: The Mahanadi River flows through Chhattisgarh and Odisha, with some tributaries draining parts of Madhya Pradesh and Jharkhand. However, it does not flow through Maharashtra.
10. The Ganga River is legally declared as a living entity by which Indian state?
a) Bihar
b) Uttarakhand
c) Uttar Pradesh
d) West Bengal
Answer: b) Uttarakhand
Explanation: In 2017, the Uttarakhand High Court declared the Ganga and Yamuna Rivers as living entities, granting them legal rights similar to that of a human being.
11. Which of the following rivers originates from the Amarkantak Plateau?
a) Godavari
b) Narmada
c) Mahanadi
d) Kaveri
Answer: b) Narmada
Explanation: The Narmada River originates from the Amarkantak Plateau in Madhya Pradesh and flows westward into the Arabian Sea.
12. The Yamuna River meets the Ganga at which of the following locations?
a) Prayagraj
b) Kanpur
c) Haridwar
d) Varanasi
Answer: a) Prayagraj
Explanation: The Yamuna River meets the Ganga at Prayagraj, Uttar Pradesh, forming the Triveni Sangam, which is considered a sacred confluence in Hinduism.
13. Which of the following is NOT a tributary of the Brahmaputra River?
a) Subansiri
b) Manas
c) Teesta
d) Betwa
Answer: d) Betwa
Explanation: Betwa River is a tributary of the Yamuna, whereas Subansiri, Manas, and Teesta are major tributaries of the Brahmaputra River.
14. Which of the following rivers forms a rift valley?
a) Ganga
b) Krishna
c) Narmada
d) Mahanadi
Answer: c) Narmada
Explanation: The Narmada River flows through a rift valley formed due to the down-faulting of the Earth’s crust between the Vindhya and Satpura ranges.
15. The Indus Water Treaty (1960) between India and Pakistan allocated which of the following rivers to India?
a) Jhelum, Chenab, and Ravi
b) Sutlej, Beas, and Ravi
c) Indus, Jhelum, and Chenab
d) All rivers of the Indus basin
Answer: b) Sutlej, Beas, and Ravi
Explanation: Under the Indus Water Treaty, India got control over the eastern rivers (Sutlej, Beas, and Ravi), while Pakistan got the western rivers (Indus, Jhelum, and Chenab).
16. Which of the following rivers forms the famous “Marble Rocks” gorge near Jabalpur?
a) Yamuna
b) Son
c) Narmada
d) Chambal
Answer: c) Narmada
Explanation: The Narmada River forms the Marble Rocks gorge near Jabalpur, Madhya Pradesh. This picturesque canyon is carved through white marble.
17. Which river is often referred to as the “Sorrow of Bihar”?
a) Ganga
b) Kosi
c) Mahanadi
d) Chambal
Answer: b) Kosi
Explanation: The Kosi River, originating in Tibet and Nepal, is called the “Sorrow of Bihar” because of its frequent flooding and changing course, causing massive destruction.
18. Which of the following is a river delta that is home to the largest mangrove forest in the world?
a) Krishna Delta
b) Mahanadi Delta
c) Sundarbans Delta
d) Godavari Delta
Answer: c) Sundarbans Delta
Explanation: The Sundarbans Delta, formed by the Ganga, Brahmaputra, and Meghna rivers, is the largest mangrove forest in the world and home to the Royal Bengal Tiger.
19. The Chambal River is most famous for which of the following geographical features?
a) Waterfalls
b) Meanders
c) Badland topography
d) Delta formation
Answer: c) Badland topography
Explanation: The Chambal River is famous for its badland topography, characterized by deep ravines and gullies, formed due to severe soil erosion.
20. The Tehri Dam is constructed on which of the following rivers?
a) Beas
b) Bhagirathi
c) Alaknanda
d) Mandakini
Answer: b) Bhagirathi
Explanation: The Tehri Dam, one of India’s highest dams, is built on the Bhagirathi River, a major tributary of the Ganga, in Uttarakhand.
These MCQs are designed to reflect UPSC Civil Services Exam standards and are based on NCERT Geography concepts.
See NCERT Textbooks – https://ncert.nic.in/textbook.php
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