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RRB Group D - General Science PYQ Quiz 79

10 PYQ questions from RRB Group D - General Science

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About This Quiz

10 PYQ questions from RRB Group D - General Science RRB Group D - General Science PYQ Quiz 79 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 79 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 79 — 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 correctly defines the amplitude of a wave?

    • A.The distance between two consecutive crests
    • B.The maximum displacement of the particle from its mean position
    • C.The number of vibrations per second
    • D.The speed with which the wave travels
    Show answer

    Answer: B. The maximum displacement of the particle from its mean position

  2. Q2.Which of the following statements is INCORRECT about uniform motion?

    • A.The acceleration is zero
    • B.The speed varies continuously with time
    • C.The body covers equal distances in equal intervals of time
    • D.The velocity remains unchanged
    Show answer

    Answer: B. The speed varies continuously with time

  3. Q3.What is the formula of formic acid?

    • A.C₂H₆O
    • B.HCOOH
    • C.C₂H₅OH
    • D.C₂H₄O₂
    Show answer

    Answer: B. HCOOH

  4. Q4.Which of the following statements is true about magnetic field lines?

    • A.Field lines inside a magnet move from north to south.
    • B.Field lines outside a magnet move from north to south.
    • C.Magnetic field is weaker where lines are close.
    • D.Field lines intersect at poles.
    Show answer

    Answer: B. Field lines outside a magnet move from north to south.

  5. Q5.Which of the following carbon compounds burns with a blue, non-sooty flame under normal conditions?

    • A.Diesel
    • B.Charcoal
    • C.Ethanol
    • D.Kerosene
    Show answer

    Answer: C. Ethanol

  6. Q6.What is the role of lysosomes in a cell?

    • A.To produce ATP
    • B.To transport products
    • C.To store proteins
    • D.To digest foreign material
    Show answer

    Answer: D. To digest foreign material

  7. Q7.Which of the following is NOT considered an organic compound?

    • A.Acetic acid (CH3COOH)
    • B.Sodium carbonate (Na2CO3)
    • C.Ethanol (C2H5OH)
    • D.Methane (CH4)
    Show answer

    Answer: B. Sodium carbonate (Na2CO3)

  8. Q8.During the process of electrolytic refining of metals, on passing the current through the electrolyte, the impure metal from the dissolves into the electrolyte.

    • A.anode
    • B.salt bridge
    • C.both anode and cathode
    • D.cathode
    Show answer

    Answer: A. anode

  9. Q9.An object is thrown straight up and reaches a maximum height of 20 m. If we take g = 10 m/sec2, what was the initial speed of the object when it was thrown?

    • A.30 m/sec
    • B.20 m/sec
    • C.10 m/sec
    • D.40 m/sec
    Show answer

    Answer: B. 20 m/sec

  10. Q10.Which of the following observations confirms that a solution is acidic?

    • A.Methyl orange: red, Phenolphthalein: pink, Litmus: red
    • B.Methyl orange: red, Phenolphthalein: colourless, Litmus: red
    • C.Methyl orange: yellow, Phenolphthalein: pink, Litmus: blue
    • D.Methyl orange: yellow, Phenolphthalein: colourless, Litmus: blue
    Show answer

    Answer: B. Methyl orange: red, Phenolphthalein: colourless, Litmus: red

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 79 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 79 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 79?

RRB Group D - General Science PYQ Quiz 79 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 79 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 79 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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