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RRB Group D - General Science PYQ Quiz 145

10 PYQ questions from RRB Group D - General Science

10
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10
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About This Quiz

10 PYQ questions from RRB Group D - General Science RRB Group D - General Science PYQ Quiz 145 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 145 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 145 — 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.The expression for acceleration due to gravity on the surface of a planet of mass M and radius R is:

    • A.g = GM/R2
    • B.g = R/GM2
    • C.g = GR/M2
    • D.g = GM2/R
    Show answer

    Answer: A. g = GM/R2

  2. Q2.What happens if one drop of acid rain water is put on blue litmus paper?

    • A.Blue litmus paper will turn yellow
    • B.No colour changes in litmus paper
    • C.Blue litmus paper will turn black
    • D.Blue litmus paper will turn red
    Show answer

    Answer: D. Blue litmus paper will turn red

  3. Q3.What type of epithelial tissue is the outer skin made of?

    • A.Cuboidal epithelium
    • B.Stratified squamous epithelium
    • C.Simple squamous epithelium
    • D.Columnar epithelium
    Show answer

    Answer: B. Stratified squamous epithelium

  4. Q4.A particle has zero kinetic energy. What can be concluded about the particle's motion?

    • A.It is moving with high acceleration
    • B.It must be at rest
    • C.Its momentum is maximum
    • D.It is moving with uniform velocity
    Show answer

    Answer: B. It must be at rest

  5. Q5.Regarding the nucleus, which of the following statements is NOT correct?

    • A.The nuclear membrane is double-layered and porous.
    • B.The nuclear membrane plays an important role in the exchange of materials.
    • C.The nucleus regulates cellular functions.
    • D.The nucleus is dense.
    Show answer

    Answer: B. The nuclear membrane plays an important role in the exchange of materials.

  6. Q6.Which of the following statements is NOT true according to the sign convention for spherical lenses?

    • A.The focal length of a convex lens is positive.
    • B.The focal length of a concave lens is negative.
    • C.Object distance is negative.
    • D.Object height is negative when the object is placed above the principal axis.
    Show answer

    Answer: D. Object height is negative when the object is placed above the principal axis.

  7. Q7.A particle's velocity-time graph is a straight line with a negative slope. What does this indicate about the particle's motion?

    • A.The particle is speeding up in the positive direction.
    • B.The particle is moving with increasing acceleration.
    • C.The particle is slowing down if moving in the positive direction.
    • D.The particle is at rest.
    Show answer

    Answer: C. The particle is slowing down if moving in the positive direction.

  8. Q8.What are the main components of a neuron?

    • A.Dendrites, cell body, axon and nerve endings
    • B.Dendrites, cell body and nerve endings
    • C.Dendrites, cell body and axon
    • D.Cell body, dendrites, nerve-endings and synapse
    Show answer

    Answer: C. Dendrites, cell body and axon

  9. Q9.By which of the following methods do some plants produce a new plant from a vegetative part (such as a root) of the parent plant?

    • A.Regeneration
    • B.Spore formation
    • C.Binary fission
    • D.Fertilisation
    Show answer

    Answer: A. Regeneration

  10. Q10.Which of the following human activities contributes to ozone layer depletion?

    • A.Using solar energy
    • B.Using CFC-based refrigerants and spray cans
    • C.Conserving water
    • D.Composting organic waste
    Show answer

    Answer: B. Using CFC-based refrigerants and spray cans

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Frequently Asked Questions

Is RRB Group D - General Science PYQ Quiz 145 free to attempt on AajExam?

Yes. RRB Group D - General Science PYQ Quiz 145 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 145?

RRB Group D - General Science PYQ Quiz 145 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 145 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 145 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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