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RRB Group D - General Science PYQ Quiz 277

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 277 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 277 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 277 — 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.What is the total number of shells involved in the electronic configuration of carbon?

    • A.Three
    • B.Four
    • C.Two
    • D.One
    Show answer

    Answer: C. Two

  2. Q2.Arrange the following steps of water purification in the correct sequence in which they occur in a water treatment plant.

    • A.Filtration, sedimentation, sludge re-absorption, removal
    • B.Sedimentation, filtration, sludge re-absorption, removal
    • C.Sludge re-absorption, sedimentation, filtration, removal
    • D.Sedimentation, sludge re-absorption, filtration, removal
    Show answer

    Answer: A. Filtration, sedimentation, sludge re-absorption, removal

  3. Q3.Consider the below statements and identify the correct answer. Statement-I: Anhydrous sodium carbonate is used in soda-acid fire extinguisher. Statement-II: Anhydrous sodium carbonate is dissolved in water and recrystallized to get washing soda crystals containing 10 molecules of water of crystallization.

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

    Answer: B. Statement-II is true, and Statement-I is false.

  4. Q4.During adolescence, several changes occur in the human body. Which of the following changes is associated with sexual maturation only in girls?

    • A.Growth of mammary glands
    • B.Growth of hair on different parts of the body
    • C.Conscious of their looks
    • D.Oily skin with pimples
    Show answer

    Answer: A. Growth of mammary glands

  5. Q5.The presence of which bacteria is an indicator of water pollution?

    • A.Mycobacterium tuberculosis
    • B.E. coli Coliform
    • C.Salmonella typhi
    • D.Vibrio cholerae
    Show answer

    Answer: B. E. coli Coliform

  6. Q6.Which of the following is NOT an example of asexual reproduction?

    • A.Grafting
    • B.Fragmentation
    • C.Binary Fission
    • D.Budding
    Show answer

    Answer: A. Grafting

  7. Q7.Which of the following elements has the maximum number of atoms in their molecular form?

    • A.P
    • B.Ne
    • C.S
    • D.Ar
    Show answer

    Answer: C. S

  8. Q8.The distance between the focus and the centre of curvature of a spherical mirror in terms of the radius of curvature R, is equal to:

    • A.2R
    • B.R/2
    • C.R/4
    • D.R
    Show answer

    Answer: B. R/2

  9. Q9.In which organism sex is not determined genetically?

    • A.Sparrow
    • B.Butterfly
    • C.Snail
    • D.Moth
    Show answer

    Answer: C. Snail

  10. Q10.Two wires A and B are made of same material and have the same length but different cross-sectional areas. If the resistance of wire A is 16 times the resistance of wire B, the ratio of the cross-sectional area of wire A to that of wire B is:

    • A.1 : 4
    • B.1 : 16
    • C.4 : 1
    • D.16 : 1
    Show answer

    Answer: B. 1 : 16

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 277 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 277 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 277 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 277 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 277 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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