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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Explanation
Centromeres, chromatids, and telomeres are all integral structural components of eukaryotic chromosomes found within the cell nucleus. In contrast, a plasmid is a small, circular, extra-chromosomal DNA molecule found primarily in bacteria. Plasmids replicate independently of the main bacterial chromosome and are not part of the standard structural anatomy of the linear chromosomes found in higher eukaryotic organisms like humans.Explanation
In 1576, Man Singh I of Amber led the Mughal imperial forces as their chief commander in the Battle of Haldighati. He faced the army of Maharana Pratap of Mewar. This battle was a significant military engagement in Akbar’s campaign to bring the Rajput states under Mughal suzerainty. Man Singh’s role underscored the high level of trust the Emperor placed in him.Explanation
In the Mauryan economy, the term Shrenis referred to the professional guilds formed by artisans and merchants. These organizations played a crucial role in economic life by regulating production, ensuring quality standards, and providing social security to their members. Over time, these guilds became highly organized and even functioned as banking institutions, accepting deposits and providing loans, which helped facilitate both internal and external trade networks.Explanation
The 91st Amendment Act of 2003 established a ceiling on the size of the Council of Ministers. It stipulates that the total number of ministers, including the Prime Minister, in the Union Council of Ministers shall not exceed fifteen percent of the total number of members of the Lok Sabha. This provision was introduced to curb the practice of forming jumbo-sized cabinets.I. Wheat is primarily a crop of the mid-latitude grasslands.
II. The Steppes of Eurasia and Prairies of North America are major wheat belts.
III. Wheat cultivation requires a heavy rainfall of over 200 cm annually.
IV. Punjab and Haryana are major wheat-producing states in India.
V. It thrives best in well-drained loamy and clayey soils.
Which of the above statement(s) is/are correct?
Explanation
Wheat is a staple crop primarily grown in mid-latitude grasslands, including the Eurasian Steppes and North American Prairies. In India, Punjab and Haryana are major producers. The crop thrives in well-drained loamy soils and requires a cool growing season followed by bright sunshine. Contrary to water-intensive crops, wheat does not need heavy rainfall and grows best with moderate moisture.Explanation
The 15th Finance Commission introduced tied grants for local bodies to ensure funding for national priorities. Specifically, these funds are earmarked for drinking water, rainwater harvesting, and sanitation services. This approach ensures that basic infrastructure is developed at the grassroots level. Basic grants, on the other hand, provide untied funds that local bodies can use for other local needs.Explanation
A nucleosome is the fundamental repeating subunit of chromatin in eukaryotic cells. It consists of approximately 147 base pairs of DNA wrapped twice around a core of eight histone proteins. This beads-on-a-string structure allows for the efficient compaction of long DNA molecules into the small space of the cell nucleus while still permitting access for essential processes like transcription and replication.Explanation
The Chaurasi Khambon Ki Chhatri, or 84-Pillared Cenotaph, is a prominent architectural landmark in Bundi. It was constructed in 1683 by Rao Raja Anirudh Singh of Bundi. The monument was built to honor Deva, who was the son of the king’s wet nurse and a highly respected figure. The cenotaph is renowned for its intricate carvings and unique structural design.Explanation
Historian Haraprasad Shastri argued that the decline of the Mauryan Empire was primarily driven by a religious and social reaction from the Brahmanical community. He contended that Ashoka’s bans on animal sacrifices and his promotion of Buddhist principles undermined the traditional social status and economic interests of the Brahmins. This perceived favoritism toward Buddhism allegedly created deep-seated resentment, eventually leading to the overthrow of the dynasty by Pushyamitra Sunga.Answer key for these questions
| Q | Correct answer |
|---|---|
| 2241 | (d) Bridging the state budgetary gap after accounting for central tax sharing |
| 2242 | (c) Plasmid |
| 2243 | (a) Battle of Haldighati |
| 2244 | (a) Guilds of artisans and merchants |
| 2245 | (a) 15% of the total number of members of the Lok Sabha |
| 2246 | (a) I, II, IV and V only |
| 2247 | (a) Tied Grants -- Funds reserved for drinking water and sanitation priorities |
| 2248 | (d) Nucleosome |
| 2249 | (c) Deva, the son of Rao Anirudh Singh’s wet nurse |
| 2250 | (c) Ashoka’s pro-Buddhist policies which triggered a strong Brahminic reaction. |
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.