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| Topic | River system of Assam |
| Subject | Geography |
| Content Type | Descriptive + MCQs |
| Language | English + Assamese |
| Website | https://assamese.blog/ |
River System of Assam
The river system of Assam is mainly dominated by the Brahmaputra and Barak River. The Brahmaputra river flows through the state of Assam from its origin in Tibet and is joined by numerous tributaries on its north and south banks. The Barak river located in the southern part of Assam originated in the hills of Manipur, flows through Manipur, Mizoram and Assam before entering Bangladesh.
Brahmaputra River System
The Brahmaputra river system is the largest river system in the Northeast India. It originated in the Himalayas near Mansarovar Lake in Tibet and flows through Tibet, India (Arunachal Pradesh & Assam) and Bangladesh, and eventually joins the Bay of Bengal. The Brahmaputra river also known as Luit in Assam, Siang/Dihang in Arunachal Pradesh, Yarlung Tsangpo in Tibet and Jamuna in Bangladesh. It is the 15th longest river in the world and 9th largest river by discharge.
Tributaries of Brahmaputra River
| North Bank Tributaries | South Bank Tributaries |
|---|---|
| Subansiri | Dibang |
| Dikrong | Lohit |
| Rongnadi | Dhansiri |
| Buroi | Kopili |
| Borgang | Burhidihing |
| Jiabharali (Kameng) | Dudhnoi |
| Manas | Krishnai |
| Beki | |
| Sankosh |
Brahmaputra River System Important Points to Remember
- Flows through – Tibet (China), India and Bangladesh. Trans-boundary river.
- Length – 3080 KM (NCERT-2880 KM)
- 9th largest river in the world by discharge.
- 15th longest river in the world. 8th longest river in Asia.
- Origin – near lake Mansarovar in Tibet.
- Enters India through Arunachal Pradesh near Namcha Barwa (Yarlung Tsangpo Grand Canyon).
Barak River System
Barak river is the second largest river system in the Northeast India. The river originated at Liyai Kullen Village in the Manipur and flows 900 Km through the states of Manipur, Mizoram and Assam in India.
Barak River Tributaries
| North Bank Tributaries | South Bank Tributaries |
|---|---|
| Jiri | Dhaleswari (also known as Tlawng) |
| Chiri | Singla |
| Modhura | Longai |
| Jatinga | Sonai (also known as Tuirial) |
| Harang | Katakhal |
| Kalain | Rukni |
| Gumra |
River System of Assam MCQs for ADRE, APSC, Assam Police & other Exams
Question 1: What divides the Brahmaputra basin with Barak basin? (বৰাক অৱবাহিকাৰ পৰা ব্ৰহ্মপুত্ৰ অৱবাহিকাক কিহৰ দ্বাৰা বিভাজিত কৰা হৈছে?)
(A) Patkhai range
(B) Barail range
(C) Karbi hills
(D) Khasi hills
Show Answer
Correct Answer: (B) Barail range
Question 2: Which one of the following is not a south bank tributaries of Brahmaputra river? (তলৰ কোনটো ব্ৰহ্মপুত্ৰ নদীৰ দক্ষিণ পাৰৰ উপনৈ নহয়?)
(A) Dibang
(B) Lohit
(C) Kameng
(D) Dhansiri
Show Answer
Correct Answer: (C) Kameng
Question 3: Total length of Brahmaputra in Assam (অসমত ব্ৰহ্মপুত্ৰ নদীৰ মুঠ দৈৰ্ঘ্য কিমান?)
(A) 1200 KM
(B) 900 KM
(C) 720 KM
(D) 620 KM
Show Answer
Correct Answer: (C) 720 KM
Question 4: Which is the longest tributary of Brahmaputra river? (ব্ৰহ্মপুত্ৰ নদীৰ আটাইতকৈ দীঘল উপনৈ কোনখন?)
(A) Kopili
(B) Dibang
(C) Subansiri
(D) Sankosh
Show Answer
Correct Answer: (C) Subansiri
Question 5: The Manas River flows through which UNESCO World Heritage Site in Assam? (অসমৰ কোনটো ইউনেস্ক’ৰ বিশ্ব ঐতিহ্য ক্ষেত্ৰৰ মাজেৰে বৈ গৈছে মানস নদী?)
(A) Dibru-Saikhowa National Park
(B) Orang National Park
(C) Kaziranga National Park
(D) Manas National Park
Show Answer
Correct Answer: (D) Manas National Park
Question 6: The Jia Bharali River is a tributary of which major river in Assam? (জিয়া ভৰালী নদী অসমৰ কোনখন প্ৰধান নদীৰ উপনৈ?)
(A) Barak
(B) Manas
(C) Kapili
(D) Brahmaputra
Show Answer
Correct Answer: (D) Brahmaputra
Question 7: Which river flows through the Kaziranga National Park? (কাজিৰঙা ৰাষ্ট্ৰীয় উদ্যানৰ মাজেৰে কোনখন নদী বৈছে?)
(A) Manas
(B) Kapili
(C) Brahmaputra
(D) Subansiri
Show Answer
Correct Answer: (C) Brahmaputra
Question 8: which is the largest tributary of brahmaputra river? (ব্ৰহ্মপুত্ৰ নদীৰ সৰ্ববৃহৎ উপনৈ কোনখন?)
(A) Manas
(B) Kapili
(C) Subansiri
(D) Sankosh
Show Answer
Correct Answer: (C) Subansiri
Question 9: Which of the following is not a tributaries of Brahmaputra river? (তলৰ কোনটো ব্ৰহ্মপুত্ৰ নদীৰ উপনৈ নহয়?
(A) Beki
(B) Dibang
(C) Dikrong
(D) Jiri
Show Answer
Correct Answer: (D) Jiri
Question 10: Which of the following tributaries of Brahmaputra river originates from Bhutan? (ব্ৰহ্মপুত্ৰ নদীৰ তলৰ কোনখন উপনৈ ভূটানৰ পৰা উৎপত্তি হৈছে?)
(A) Kapili
(B) Manas
(C) Dhansiri
(D) Subansiri
Show Answer
Correct Answer: (B) Manas
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