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RRB Group D - General Science PYQ Quiz 91

10 PYQ questions from RRB Group D - General Science

10
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10
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About This Quiz

10 PYQ questions from RRB Group D - General Science RRB Group D - General Science PYQ Quiz 91 is a free, 10-minute, 10-mark practice quiz on AajExam rated at medium difficulty, designed to help candidates preparing for SSC, UPSC, Banking, Railway and State PSC government competitive exams sharpen their command of General Science (General Science). Every question on this quiz ships with a detailed step-by-step solution so you don't just learn the right answer — you learn the reasoning and shortcuts top scorers use to crack similar questions faster on the actual exam day. Why RRB Group D - General Science PYQ Quiz 91 matters in your preparation: government exam-conducting bodies repeatedly draw questions from the same chapters and the same skill-clusters across recruitment cycles. By attempting focused topic-wise quizzes like this one, you build pattern recognition — the ability to spot which formula, rule or trick applies the moment you see a question. Toppers consistently report that 5-10 quizzes on a single topic delivers more exam-day score gain than 20+ unfocused full-length mocks, because targeted drilling exposes your specific sub-topic weaknesses with surgical precision. How to use this quiz effectively: attempt it in one sitting under the 10-minute timer, without referring to notes or external resources — simulate exam-day conditions exactly. After submission, review the auto-generated analytics to see your accuracy, time per question and section-wise performance. Then go through every wrong and skipped question with the explanation, mentally tagging the underlying concept rather than just memorising the answer. Revisit this quiz after 7-10 days; your second attempt should be 15-20% faster with noticeably better accuracy. After mastering this quiz, explore the 6 related quizzes linked below to broaden your topic coverage. AajExam quiz design principles: every quiz on the platform is curated by subject experts using the actual question formats, difficulty distributions and time pressures of the target government exams. We deliberately avoid generic "textbook" questions in favour of exam-replicating ones. Solutions are written in plain English (and Hindi where source material was bilingual), with step-by-step working for quantitative problems, grammar rules for English questions, and direct reference statements for general awareness items. Performance analytics after each attempt include accuracy, attempt rate, time spent per question, and an estimated all-India percentile so you know exactly where you stand against other candidates. This quiz is completely free to attempt. You only need a free AajExam account to track your performance across attempts, view detailed solutions and unlock the platform-wide analytics dashboard. The platform is mobile-friendly and works seamlessly on smartphones, tablets and desktops — so you can sharpen your General Science (General Science) skills in any spare 15-minute window.

This is one set from a larger bank. See all RRB Group D General Science previous year questions.

RRB Group D - General Science PYQ Quiz 91 — Questions with Solutions

All 10 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.

  1. Q1.Which of the following properties makes ethanol a better alternative fuel compared to petrol?

    • A.Ethanol is a solid fuel
    • B.Ethanol burns with a clean, smokeless flame
    • C.Ethanol has a higher boiling point than petrol
    • D.Ethanol produces harmful smoke when burned
    Show answer

    Answer: B. Ethanol burns with a clean, smokeless flame

  2. Q2.What is the molecular mass of glucose? (C = 12 u, H = 1 u, O = 16 u)

    • A.180 u
    • B.120 u
    • C.150 u
    • D.160 u
    Show answer

    Answer: A. 180 u

  3. Q3.The ores are converted to their respective oxides by the process of roasting.

    • A.sulphite
    • B.sulphide
    • C.chloride
    • D.carbonate
    Show answer

    Answer: B. sulphide

  4. Q4.A white solid reacts with dilute HCl, producing a gas that turns lime water milky. What can be definitely concluded?

    • A.The gas is carbon dioxide; the solid is either a carbonate or bicarbonate.
    • B.The gas is hydrogen, indicating a reactive metal.
    • C.The solid is calcium carbonate.
    • D.The solid is a metal carbonate, releasing carbon dioxide.
    Show answer

    Answer: A. The gas is carbon dioxide; the solid is either a carbonate or bicarbonate.

  5. Q5.Which of the following is a chemical property?

    • A.Boiling point
    • B.Melting point
    • C.Burning in air
    • D.Fluidity
    Show answer

    Answer: C. Burning in air

  6. Q6.If a device is rated 90 W at 120 V, the current drawn is .

    • A.1.50 A
    • B.1.33 A
    • C.0.25 A
    • D.0.75 A
    Show answer

    Answer: D. 0.75 A

  7. Q7.Which of the following groups is most at risk of HIV infections?

    • A.People who maintain personal hygiene
    • B.People who exercise regularly
    • C.Individuals who have multiple unprotected sexual partners
    • D.People who do not exercise regularly
    Show answer

    Answer: C. Individuals who have multiple unprotected sexual partners

  8. Q8.Apiaries help us in the production of which of the following food materials?

    • A.Fish
    • B.Milk
    • C.Poultry egg
    • D.Honey
    Show answer

    Answer: D. Honey

  9. Q9.The following vehicles are all moving at a velocity of 50 km/hr. All the vehicles need to be stopped at the same point. Which vehicle has to apply more force in breaks to stop the vehicle?

    • A.Scooter
    • B.Bus
    • C.Car
    • D.Bicycle
    Show answer

    Answer: B. Bus

  10. Q10.Which of the following is formed by each step of the food chain?

    • A.Ozone layer
    • B.Trophic level
    • C.Troposphere level
    • D.Stratosphere level
    Show answer

    Answer: B. Trophic level

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 91 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 91 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

How long does it take to complete RRB Group D - General Science PYQ Quiz 91?

RRB Group D - General Science PYQ Quiz 91 runs on a 10-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.

Are detailed solutions provided?

Yes. Every question on RRB Group D - General Science PYQ Quiz 91 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.

Can I attempt RRB Group D - General Science PYQ Quiz 91 multiple times?

Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.

Which government exams does this quiz prepare me for?

General Science questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.

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