RAS Prelims MCQ Practice
9,654 RAS Prelims practice MCQs with the correct answer and a clear explanation for each. Filter by subject and chapter.
Practice questions based on the RPSC RAS Prelims syllabus. They follow the exam pattern but are not past-paper questions.
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I. Its origin is from the Harike Barrage situated at the confluence of the Satluj and Beas rivers.
II. It was originally known as the Rajasthan Canal until its name was changed in 1984.
III. The project has led to a major agricultural green revolution in the Thar Desert.
Which of the above statement(s) is/are correct?
Explanation
The Indira Gandhi Canal Project is a multi-state venture originating from the Harike Barrage. Renamed in 1984, it transformed the arid landscape of the Thar Desert into productive agricultural land. By providing a perennial water supply, it facilitated a green revolution, enabling the cultivation of diverse crops and significantly improving the socio-economic conditions and food security of the region.Explanation
The Indira Gandhi Feeder Canal is the initial segment of the massive irrigation project, designed specifically to transport water without allowing any intermediate withdrawals. It starts at the Harike Barrage in Punjab and travels approximately 204 kilometers before entering Rajasthan at Masitawali Head. This feeder ensures the efficient and rapid delivery of water to the main canal distribution system.Assertion (A): The Indira Gandhi Canal has transformed the desert ecology of western Rajasthan and ushered in an agricultural green revolution.
Reason (R): The introduction of intensive canal irrigation in the desert has completely eliminated the threat of soil salinity and waterlogging.
Explanation
While the Indira Gandhi Canal has revolutionized desert agriculture and ecology, it has also introduced significant environmental challenges. Intensive irrigation in regions with poor natural drainage has led to rising water tables. This phenomenon causes widespread waterlogging and soil salinity, often referred to as the ‘Sem’ problem, rather than eliminating it, which can eventually render agricultural land completely unproductive.Explanation
The Indira Gandhi Canal Project features several lift canals, such as Kanwar Sen and Panna Lal Barupal, designed to irrigate elevated desert lands. In contrast, the Bhikhabhai Sagwara Canal is a distinct irrigation project located in southern Rajasthan. It is designed to utilize the waters of the Mahi River to benefit the tribal-dominated Dungarpur district through traditional gravity flow.I. Phase I of the project primarily covered Ganganagar, Hanumangarh, and parts of Bikaner districts.
II. Phase II of the project was designed to extend irrigation up to the Jaisalmer and Barmer districts.
III. The main canal provides gravity flow irrigation exclusively to the left side of the canal.
IV. The terminal point of the canal system was extended to Gadra Road in Barmer.
Which of the above statement(s) is/are correct?
Explanation
The Indira Gandhi Canal Project was executed in two major phases to systematically extend its reach across the desert. Phase I focused on the northern districts, while Phase II reached the deep west. While the main canal provides gravity flow to the right side, lift canals serve the left. The project’s terminal point was eventually extended to Gadra Road.Statement I: All the branches of the Indira Gandhi Canal take off from the right bank, with the exception of the Rawatsar branch.
Statement II: The general slope of the land in the command area is towards the left bank, making right bank branches difficult to construct.
Explanation
Most branches of the Indira Gandhi Canal take off from the right bank because the natural land slope facilitates gravity flow in that direction. The Rawatsar branch is the notable exception, originating from the left bank. Contrary to certain misconceptions, the general terrain slope is towards the west and south, making right-bank distribution more feasible for irrigation across the command.Explanation
The Indira Gandhi Canal relies on a perennial supply of water diverted from the Satluj and Beas rivers. This water is collected at the Harike Barrage in Punjab. This reliable source is crucial for sustaining the extensive irrigation network across the arid Thar Desert, where local rainfall and seasonal rivers are insufficient to support intensive modern agricultural activities and human settlements.| Old Name of IGNP Lift Canal | New Name |
|---|---|
| A. Bikaner-Lunkaransar Lift Canal | i. Dr. Karni Singh Lift Canal |
| B. Gajner Lift Canal | ii. Panna Lal Barupal Lift Canal |
| C. Kolayat Lift Canal | iii. Kanwar Sen Lift Canal |
| D. Phalodi Lift Canal | iv. Guru Jambheshwar Lift Canal |
Explanation
Several lift canals of the Indira Gandhi Canal Project were renamed to honor prominent figures. The Bikaner-Lunkaransar canal became the Kanwar Sen Lift Canal. The Gajner canal was renamed Panna Lal Barupal, while the Kolayat and Phalodi canals were renamed Dr. Karni Singh and Guru Jambheshwar lift canals, respectively. These canals are vital for providing water to elevated desert regions.| Personality | Role during Kashmir Integration |
|---|---|
| A. Hari Singh | i. Prime Minister of Jammu and Kashmir during the time of accession |
| B. Mehr Chand Mahajan | ii. Leader of the National Conference who led the popular movement |
| C. Sheikh Abdullah | iii. Governor-General who accepted the Instrument of Accession |
| D. Lord Mountbatten | iv. The Dogra ruler of Jammu and Kashmir |
Explanation
Several key figures played pivotal roles during the integration of Jammu and Kashmir. Maharaja Hari Singh was the state’s ruler, while Mehr Chand Mahajan served as the Prime Minister during the accession process. Sheikh Abdullah led the popular National Conference movement, supporting ties with India. Lord Mountbatten, as the Governor-General of India, officially accepted the Instrument of Accession in 1947.Answer key for these questions
| Q | Correct answer |
|---|---|
| 9311 | (c) Junagadh, Hyderabad, and Kashmir |
| 9312 | (d) I, II and III |
| 9313 | (b) 204 km |
| 9314 | (c) A is true but R is false. |
| 9315 | (c) Bhikhabhai Sagwara Canal |
| 9316 | (a) I, II and IV |
| 9317 | (c) Statement I is correct, but Statement II is incorrect. |
| 9318 | (b) Satluj and Beas |
| 9319 | (b) A-iii, B-ii, C-i, D-iv |
| 9320 | (d) A-iv, B-i, C-ii, D-iii |
Frequently asked questions
How many RAS Prelims practice MCQs are there on RAS Prelims?
This page has 9654 practice MCQs on the RAS Prelims syllabus. Each has the correct answer, and most have an explanation.
How should I practise MCQs for RAS Prelims?
Attempt each question first, then open the answer and read the explanation. Practise one chapter at a time, note the facts you got wrong and revise them. Repeat the chapter after a few days.
Are these actual RAS Prelims past-paper questions?
No. These are practice questions written for the RAS Prelims syllabus. They follow the pattern the exam uses: factual questions, statement-based questions, match-the-list and assertion-reason.