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. EDUSAT was India’s first satellite built exclusively for the educational sector.
II. NavIC is a regional navigation satellite system that also aids in disaster management communication.
III. High Throughput Satellites (HTS) are used to provide high-speed broadband in remote areas.
IV. Ku and Ka bands are frequently used in satellite communications for DTH services.
V. ISRO’s communication satellites are placed only in Low Earth Orbit (LEO).
Which of the above statement(s) is/are correct?
Explanation
India utilizes satellites for diverse communication needs, such as EDUSAT for education and NavIC for regional navigation. High Throughput Satellites provide high-speed broadband to remote regions, and Ku/Ka bands are essential for DTH services. While some satellites are in low orbits, most major communication satellites are placed in Geostationary Earth Orbit to provide wide and continuous coverage across the entire Indian subcontinent.Explanation
Agroforestry is a dynamic land management system that integrates trees and shrubs into crop and livestock production systems. This approach provides multiple benefits, including diversified income sources, improved soil fertility, and enhanced biodiversity. In Rajasthan, agroforestry is essential for creating more resilient farming systems that can withstand climatic extremes. It combines agricultural productivity with environmental conservation for sustainability.Explanation
In 1936, political activists in Marwar observed ‘Krishna Day’ as a mark of protest. This event was organized to draw attention to the injustice and state apathy regarding the abduction of a woman named Krishna. The observance demonstrated the Praja Mandal’s commitment to social justice and its ability to mobilize the public against the failure of the state machinery to protect its citizens’ dignity.Explanation
Polar orbits are typically used for earth observation, weather monitoring, and reconnaissance because they allow satellites to see the entire planet as it rotates. They are not used for continuous voice calls over the equator, which require geostationary satellites. Geostationary orbits are ideal for DTH broadcasting, while Medium Earth Orbits are standard for navigation systems like GPS, and Low Earth Orbits support broadband constellations.Explanation
In the arid zones of Rajasthan, Khejri-based systems are the most traditional and ecologically sustainable form of agroforestry. Khejri trees are naturally scattered across agricultural fields, where they are integrated with crops like pearl millet or maintained as silvi-pastoral systems for livestock grazing. The tree’s ability to fix nitrogen and its deep root system make it a perfect companion.Explanation
PM Gati Shakti is a transformative approach designed to break down departmental silos and ensure integrated planning for all major infrastructure projects.Explanation
Alley cropping is an agroforestry practice where agricultural crops are grown in the "alleys" formed between rows of planted trees or shrubs. This system allows for the simultaneous production of food crops and woody perennials. The trees can provide various benefits, such as acting as windbreaks, providing mulch, or yielding timber and fruits. Alley cropping maximizes land use efficiency and income.Explanation
The statement that the British supported and funded the Marwar Praja Mandal is incorrect. In reality, the British authorities and the Jodhpur state administration viewed the Praja Mandal with deep suspicion and frequently suppressed its activities. Leaders like Jai Narayan Vyas were repeatedly arrested and exiled, while the organization was banned multiple times for its role in demanding a democratic and responsible government.| Logistics Concept | Description |
|---|---|
| A. Multimodal Transport | i. An inland intermodal terminal directly connected by road or rail to a seaport |
| B. Last-mile Connectivity | ii. Use of more than one mode of transport for a single journey/shipment |
| C. Cold Chain Logistics | iii. Temperature-controlled supply chain |
| D. Dry Port | iv. The final leg of delivery from a hub to the end user |
Explanation
Multimodal transport involves using different modes like rail and road for a single shipment to optimize efficiency. Last-mile connectivity focuses on the final delivery to the end user. Cold chain logistics are essential for temperature-sensitive goods like food and medicine. Dry ports are inland terminals that link regional producers directly to seaports, facilitating smoother international trade for landlocked areas.Answer key for these questions
| Q | Correct answer |
|---|---|
| 4801 | (b) Marwar Hitkarini Sabha |
| 4802 | (b) I, II, III and IV |
| 4803 | (b) Integrating trees and shrubs into farming for economic and social benefits. |
| 4804 | (b) 1936 |
| 4805 | (c) Polar Orbit - Exclusively used for continuous, uninterrupted voice calls over the equator |
| 4806 | (c) Khejri-based silvi-pastoral and agri- silvicultural systems |
| 4807 | (d) Breaking departmental silos for integrated planning of infrastructure. |
| 4808 | (d) Alley cropping |
| 4809 | (a) The Marwar Praja Mandal was heavily supported by the British authorities who funded its activities. |
| 4810 | (a) A-ii, B-iv, C-iii, D-i |
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.