General SciencePYQ Mixmedium

RRB Group D - General Science PYQ Quiz 252

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 252 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 252 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 252 — 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.An AC generator works on the principle of:

    • A.electromagnetic induction
    • B.heating effect of electric current
    • C.force on a current carrying conductor
    • D.electromagnetism
    Show answer

    Answer: A. electromagnetic induction

  2. Q2.Which of the following uses spores to reproduce?

    • A.Mango
    • B.Ferns
    • C.Amoeba
    • D.Yeast
    Show answer

    Answer: B. Ferns

  3. Q3.A boy focuses a sharp image of a distant object on a screen using a lens. The distance between the lens and screen is approximately equal to:

    • A.2f
    • B.f/2
    • C.f/3
    • D.f
    Show answer

    Answer: D. f

  4. Q4.Which of the following statements is/are correct? (i) Magnetic field strength is strongest at the centre of a bar magnet. (ii) No two magnetic field lines can intersect. (iii) Magnetic field lines always form closed continuous curves.

    • A.Both (ii) and (iii)
    • B.Both (i) and (ii)
    • C.Only (i)
    • D.Only (ii)
    Show answer

    Answer: A. Both (ii) and (iii)

  5. Q5.A magnet, when moved near a coil, produces an induced current. Which of the following method(s) can be used to increase the magnitude of the induced current? (i) Increasing the number of turns in the coil (ii) Increasing the speed of the magnet (iii) Increasing the resistivity of the wire of coil

    • A.Both (i) and (ii)
    • B.Only (ii)
    • C.Only (iii)
    • D.Both (ii) and (iii)
    Show answer

    Answer: B. Only (ii)

  6. Q6.All the compounds of which of the following sets belong to the same homologous series?

    • A.C₂H₆, C₂H₄, C₂H₂
    • B.C₃H₈, C₄H₁₀, C₅H₁₂
    • C.C₆H₁₀, C₆H₁₂, C₆H₁₄
    • D.C₄H₈, C₃H₈, C₆H₁₀
    Show answer

    Answer: A. C₂H₆, C₂H₄, C₂H₂

  7. Q7.Oral contraceptive pills work by stopping __________.

    • A.ovulation
    • B.ovulation and fertilisation
    • C.fertilisation and implantation
    • D.ovulation and implantation
    Show answer

    Answer: D. ovulation and implantation

  8. Q8.Calcium sulphate dihydrate is the chemical name of:

    • A.gypsum
    • B.washing soda
    • C.plaster of Paris
    • D.baking powder
    Show answer

    Answer: A. gypsum

  9. Q9.An optical device Y has positive focal length. Y is:

    • A.either a convex lens or a concave mirror
    • B.either concave lens or a convex mirror
    • C.either a convex lens or a convex mirror
    • D.either a concave lens or a concave mirror
    Show answer

    Answer: D. either a concave lens or a concave mirror

  10. Q10.Mendeleev's Periodic Law states that:

    • A.the properties of elements are the periodic function of their colour
    • B.the properties of elements are the periodic function of their atomic numbers
    • C.the properties of elements are the periodic function of their magnetic properties
    • D.the properties of elements are the periodic function of their atomic masses
    Show answer

    Answer: B. the properties of elements are the periodic function of their atomic numbers

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 252 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 252 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 252?

RRB Group D - General Science PYQ Quiz 252 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 252 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 252 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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