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RRB Group D - General Science PYQ Quiz 268

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 268 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 PYQ Mix (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 268 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 PYQ Mix (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 268 — 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 is NOT a use of plaster of Paris? (i) Manufacture of glass, soap and paper (ii) Used in plastic for supporting fractured bones (iii) Making toys, materials for decoration and for making surfaces smooth (iv) Used in chemistry laboratories for sealing air gaps in apparatus where air tight arrangement is required

    • A.only iii
    • B.ii and iii
    • C.only ii
    • D.only i
    Show answer

    Answer: D. only i

  2. Q2.Which of the following statements is INCORRECT regarding the surgical methods of birth control?

    • A.They block gamete transport and prevent fertilisation
    • B.In males vas deferens and in females fallopian tube is blocked
    • C.They are not very effective methods
    • D.They are also called sterilisation procedures
    Show answer

    Answer: C. They are not very effective methods

  3. Q3.The angle between thumb and middle finger in Fleming's left-hand rule is:

    • A.45°
    • B.120°
    • C.180°
    • D.90°
    Show answer

    Answer: D. 90°

  4. Q4.What is the main difference observed between a slide of human cheek cells and a slide of onion peel when viewed under a compound microscope?

    • A.Presence of plastids in cheek cells
    • B.Presence of cell wall in onion peel cells
    • C.Presence of cell wall in human cheek cells
    • D.Presence of mitochondria in onion peel cells
    Show answer

    Answer: B. Presence of cell wall in onion peel cells

  5. Q5.What is the formula of cyclohexane?

    • A.C₆H₁₂
    • B.C₆H₆
    • C.C₆H₁₀
    • D.C₆H₁₄
    Show answer

    Answer: A. C₆H₁₂

  6. Q6.Which of the following organisms shows a parasitic nutritive strategy?

    • A.Amoeba
    • B.Cuscuta
    • C.Mushroom
    • D.Yeast
    Show answer

    Answer: B. Cuscuta

  7. Q7.It is found that during dispersion of white light by a glass prism, the more a colour component is bent, the more is the refractive index of the glass for that colour component. If μR, μG and μB are refractive indices for blue, yellow and green lights, respectively, then which of the following relations between them is correct?

    • A.μY = μG = μB
    • B.μG > μB > μY
    • C.μB > μG > μY
    • D.μY > μG > μB
    Show answer

    Answer: C. μB > μG > μY

  8. Q8.The pH of milk of magnesia is about ________.

    • A.4.7
    • B.13.2
    • C.10.4
    • D.2.9
    Show answer

    Answer: C. 10.4

  9. Q9.Consider the below statements and identify the correct answer. Statement-I: The chemical formula for baking soda is NaHCO₃. Statement-II: It is used in soda-acid fire extinguisher.

    • A.Both the statements are true.
    • B.Statement-II is true, and Statement-I is false.
    • C.Statement-I is true, and Statement-II is false.
    • D.Both the statements are false.
    Show answer

    Answer: A. Both the statements are true.

  10. Q10.If the resistance of a conductor is doubled then the heat produced is:

    • A.Unchanged
    • B.Two times
    • C.Zero
    • D.Half
    Show answer

    Answer: B. Two times

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 268 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 268 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

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RRB Group D - General Science PYQ Quiz 268 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 268 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 268 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?

PYQ Mix 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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