General SciencePYQ Mixmedium

RRB Group D - General Science PYQ Quiz 199

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 199 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 199 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 199 — 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.How is the work done by a force calculated?

    • A.Work = force ÷ displacement
    • B.Work = force + displacement
    • C.Work = force × displacement
    • D.Work = displacement ÷ force
    Show answer

    Answer: C. Work = force × displacement

  2. Q2.Which of the following metals, according to the reactivity series, is the most reactive?

    • A.Potassium
    • B.Copper
    • C.Zinc
    • D.Iron
    Show answer

    Answer: A. Potassium

  3. Q3.What determines the sex of a child in humans?

    • A.Mother’s ovum
    • B.Father’s sperm
    • C.Mitochondrial DNA
    • D.Number of autosomes
    Show answer

    Answer: B. Father’s sperm

  4. Q4.Which of the following statements is INCORRECT about regeneration?

    • A.Regeneration involves specialised cells and requires cell division.
    • B.Fragmentation occurs in simple multicellular organisms like Spirogyra.
    • C.In complex animals, regeneration is limited to repair of tissues, not formation of a whole organism.
    • D.Dogs can regrow lost body parts and form whole new individuals.
    Show answer

    Answer: D. Dogs can regrow lost body parts and form whole new individuals.

  5. Q5.An object is placed 10 cm from a concave lens of focal length 15 cm. Which statement about the image is correct?

    • A.Image is real, inverted and smaller than the object.
    • B.Image is virtual, erect and smaller than the object.
    • C.Image is real, inverted and larger than the object.
    • D.Image is virtual, erect and larger than the object.
    Show answer

    Answer: B. Image is virtual, erect and smaller than the object.

  6. Q6.Two objects of mass 100 kg each are separated by a distance of 1 m. What will be the magnitude of the gravitational force between the two objects? (Take the value of G as 6.67 x 10-11 Nm2/kg2)

    • A.6.67 x 107 N
    • B.6.67 x 109 N
    • C.6.67 x 10-9 N
    • D.6.67 x 10-7 N
    Show answer

    Answer: D. 6.67 x 10-7 N

  7. Q7.The blue colour of the sky appears due to:

    • A.absorption of blue light by air molecules
    • B.refraction of light by air molecules
    • C.scattering of shorter wavelength of sunlight by air molecules
    • D.reflection of light by air molecules
    Show answer

    Answer: C. scattering of shorter wavelength of sunlight by air molecules

  8. Q8.Which of the following best describes the function of nervous tissue?

    • A.It protects internal organs from mechanical injury.
    • B.It stores energy in the form of fat globules.
    • C.It provides rigidity and strength to the body framework.
    • D.It transmits information rapidly from one body part to another.
    Show answer

    Answer: D. It transmits information rapidly from one body part to another.

  9. Q9.Which of the following is classified as an element?

    • A.Water
    • B.Salt
    • C.Air
    • D.Copper
    Show answer

    Answer: D. Copper

  10. Q10.Who first described the nucleus as a cell organelle in 1831?

    • A.Rudolf Virchow
    • B.Robert Hooke
    • C.Robert Brown
    • D.Anton van Leeuwenhoek
    Show answer

    Answer: C. Robert Brown

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 199 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 199 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 199?

RRB Group D - General Science PYQ Quiz 199 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 199 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 199 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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