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Medium Free School Quiz RBSE

RBSE Practice Quiz

Support Rajasthan Board preparation with practice questions covering important school subjects and concepts.

25 Questions
30 min Duration
40% To pass
1.00 Marks / correct

Instructions

  • This quiz has 25 questions.
  • You have 30 minutes. The quiz submits automatically when time runs out.
  • You need 40% to pass.
  • There is no negative marking.
  • You can mark questions for review and return to them before submitting.
  • Correct answers and explanations are shown after you submit.

Sample Questions & Answers

A preview of 12 questions from this quiz, each with the correct answer and a written explanation. Attempt the full, timed quiz to be scored and earn XP.

  1. Question 1

    RBSE: The discriminant of ax²+bx+c is:

    • b²+4ac
    • b²−4ac Correct answer
    • a²−4bc
    • 2b−4ac
    Explanation: The discriminant is b²−4ac.
  2. Question 2

    RBSE: If sin θ = 3/5 for an acute angle, cos θ is:

    • 3/4
    • 4/5 Correct answer
    • 2/5
    • 5/4
    Explanation: Using the 3-4-5 triangle, cos θ = 4/5.
  3. Question 3

    RBSE: Ohm's law is expressed as:

    • Q=It
    • F=ma
    • V=IR Correct answer
    • P=VI
    Explanation: Ohm's law relates voltage, current and resistance as V=IR.
  4. Question 4

    RBSE: Which process separates components of crude oil?

    • Sublimation
    • Filtration
    • Chromatography only
    • Fractional distillation Correct answer
    Explanation: Crude oil is separated into fractions by fractional distillation.
  5. Question 5

    RBSE: Which functional group is present in alcohols?

    • −COOH
    • −CHO
    • −CO−
    • −OH Correct answer
    Explanation: Alcohols contain the hydroxyl (−OH) functional group.
  6. Question 6

    RBSE: What is the focal length of a lens with power +2 D?

    • 4 m
    • 2 m
    • 0.25 m
    • 0.5 m Correct answer
    Explanation: Power P=1/f in metres, so f=1/2=0.5 m.
  7. Question 7

    RBSE: Which Indian institution is the apex court?

    • High Court
    • Supreme Court Correct answer
    • Parliament
    • President's Secretariat
    Explanation: The Supreme Court is India's highest court.
  8. Question 8

    RBSE: What is the probability of drawing an ace from a standard 52-card deck?

    • 1/13 Correct answer
    • 1/52
    • 4/13
    • 1/4
    Explanation: There are 4 aces among 52 cards, so 4/52=1/13.
  9. Question 9

    RBSE: Which hormone regulates blood glucose by lowering it?

    • Glucagon
    • Adrenaline
    • Thyroxine
    • Insulin Correct answer
    Explanation: Insulin lowers blood glucose by promoting uptake and storage.
  10. Question 10

    RBSE: What is the SI unit of electric resistance?

    • Watt
    • Volt
    • Ohm Correct answer
    • Ampere
    Explanation: Electrical resistance is measured in ohms.
  11. Question 11

    RBSE: Which economic activity belongs to the tertiary sector?

    • Banking Correct answer
    • Manufacturing
    • Mining
    • Farming
    Explanation: Banking is a service activity in the tertiary sector.
  12. Question 12

    RBSE: Which treaty ended the First World War with Germany?

    • Treaty of Versailles Correct answer
    • Treaty of Paris 1947
    • Treaty of Vienna
    • Treaty of Tordesillas
    Explanation: The Treaty of Versailles was signed with Germany in 1919.

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Rajasthan Board Practice

Students following the Rajasthan Board can use question practice to revise Mathematics, Science, Social Science, English and other school topics.

Revise With Questions

Try the quiz after completing a lesson and use incorrect answers as a guide for revision. Pair online practice with your prescribed RBSE books and classroom learning.

Frequently Asked Questions

This quiz has 25 questions and 30 minutes.

You need at least 40% to pass this quiz.

No, there is no negative marking on this quiz.

Yes. You can attempt this quiz again at any time, though first-attempt XP bonuses apply only once.

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