SOF NSO · Previous year papers · 2022

SOF NSO 2022 previous year paper practice · PYQ-pattern set

17 PYQ-pattern questions modelled on the 2022 paper (which had 50) · 60 min

Every question here is freshly worded in the pattern of the 2022 paper — same topics, style and difficulty — not the original questions, which Shishya does not reproduce.

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Shishya's own practice questions, set out subject by subject like the real paper — not the original paper.

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SOF NSO 2022 PYQ-pattern questions

Showing 10 of the 17 PYQ-pattern questions in this set — freshly worded in that year's pattern, not the original questions. Answers and solutions open under each question.

  1. Q1 · Ranking and Order

    In a row of 40 students, Ravi is 12th from the left end. What is his position from the right end?

    • A. 28th
    • B. 29th
    • C. 30th
    • D. 27th
    Answer and solution

    Answer: B

    Position from right = (Total students - Position from left + 1) = 40 - 12 + 1 = 29.

  2. Q2 · Series Completion

    Complete the series: Z, X, V, T, R, ?

    • A. O
    • B. P
    • C. Q
    • D. N
    Answer and solution

    Answer: B

    Each letter moves 2 steps backward in the alphabet: Z−2=X, X−2=V, ..., R−2=P.

  3. Q3 · Mathematical Operations

    If 8 * 3 = 24, 6 * 4 = 24, and 9 * 2 = 18, then what is 7 * 5?

    • A. 30
    • B. 35
    • C. 40
    • D. 45
    Answer and solution

    Answer: B

    The operation * represents normal multiplication: 7 × 5 = 35.

  4. Q4 · Blood Relations

    If A is the brother of B, B is the sister of C, and C is the father of D, how is A related to D?

    • A. Father
    • B. Uncle
    • C. Brother
    • D. Grandfather
    Answer and solution

    Answer: B

    A is the brother of B, and B is the sister of C (so A is C's brother). C is D's father, making A the uncle of D.

  5. Q5 · Paper Folding and Cutting

    A rectangular paper is folded once along its width and a circular hole is punched. How many holes appear when unfolded?

    • A. 1
    • B. 2
    • C. 3
    • D. 4
    Answer and solution

    Answer: B

    One fold creates 2 layers. Punching one hole through both layers creates 2 holes when the paper is unfolded.

  6. Q6 · Structure of the Atom

    An element X has mass number 35 and contains 18 neutrons in its nucleus. What is the electronic configuration of element X?

    • A. 2, 8, 7
    • B. 2, 8, 5
    • C. 2, 8, 8, 1
    • D. 2, 8, 6
    Answer and solution

    Answer: A

    Atomic number = Mass number - Neutrons = 35 - 18 = 17. An atom with 17 electrons has the configuration 2, 8, 7 (Chlorine).

  7. Q7 · Matter in Our Surroundings

    Which of the following correctly explains why the smell of hot sizzling food reaches us several meters away?

    • A. Particles of matter have space between them and are in constant random motion which increases with temperature
    • B. Particles of matter have zero kinetic energy at room temperature
    • C. Intermolecular forces increase with increase in temperature
    • D. Particles of solid food convert directly into gas
    Answer and solution

    Answer: A

    At higher temperatures, particles of aromatic compounds gain more kinetic energy and move faster through air (diffusion), allowing the smell to spread quickly over larger distances.

  8. Q8 · Work and Energy

    A body of mass 2 kg is thrown vertically upward with a velocity of 20 m/s. What will be its kinetic energy at the highest point of its trajectory? (Take g = 10 m/s²)

    • A. 400 J
    • B. 200 J
    • C. 100 J
    • D. 0 J
    Answer and solution

    Answer: D

    At the highest point, the velocity becomes zero momentarily. Therefore, kinetic energy = ½mv² = ½ × 2 × 0² = 0 J.

  9. Q9 · Sound

    Two sound waves of frequencies 400 Hz and 404 Hz are sounded together. How many beats will be heard per second?

    • A. 2 beats/s
    • B. 4 beats/s
    • C. 8 beats/s
    • D. 10 beats/s
    Answer and solution

    Answer: B

    Number of beats per second = difference in frequencies = 404 - 400 = 4 beats/s.

  10. Q10 · Chemical Reactions and Equations (Class 10)

    When 5.0 g of calcium carbonate (CaCO₃) is heated, it decomposes completely into calcium oxide and carbon dioxide. If the molar mass of CaCO₃ is 100 g/mol, what volume of CO₂ is produced at STP? (Molar volume at STP = 22.4 L)

    • A. 0.56 L
    • B. 1.12 L
    • C. 2.24 L
    • D. 11.2 L
    Answer and solution

    Answer: B

    Moles of CaCO₃ = 5/100 = 0.05 mol. Since 1 mol CaCO₃ produces 1 mol CO₂, volume = 0.05 × 22.4 = 1.12 L.

Breakdown by subject

  • Logical Reasoning

    6 questions

  • Science

    9 questions

  • Achievers Section

    2 questions

SOF NSO 2022 previous year paper — frequently asked questions

Where can I solve the SOF NSO 2022 previous year paper (PYQ) free online?
At https://shishya.in/exams/SOF_NSO/pyq/2022 you can solve SOF NSO 17 PYQ-pattern questions modelled on the 2022 paper free. Shishya does not reproduce the original paper: every question is freshly worded in that year's pattern — same topics, style and difficulty, new wording and numbers, and this set holds 17 questions, not the whole paper. They run as a timed mock with instant scoring, step-by-step solutions and topic-wise weak-area analysis. No fee and no coaching enrolment needed.
Are these the actual SOF NSO 2022 paper questions?
No. They are PYQ-pattern questions modelled on the SOF NSO 2022 paper — freshly worded practice questions in the same pattern, not the original questions, which Shishya does not reproduce. This set holds 17 questions. For a whole paper in one sitting, Shishya has a free full-length mock in the real pattern (50 questions, 60 minutes): the "Full-Length Mock (Real Pattern)" tile at https://shishya.in/exams/SOF_NSO
Do these SOF NSO 2022 pattern questions come with solutions and analysis?
Yes — every question carries a worked solution, and on submitting you get an instant score with a topic-wise breakdown showing exactly which areas to revise. Wrong answers are auto-collected into a free Mistake Notebook for one-tap re-practice until cleared.
Are previous year papers enough to crack SOF NSO?
Previous-year papers are the best signal of what the exam actually tests, but they work best with targeted practice and a plan. On Shishya (all free): solve PYQ-pattern sets year-wise, drill weak topics via the Mistake Notebook, follow a day-by-day plan from the Personal Coach at https://shishya.in/coach and sit the Sunday All-India Live Test at https://shishya.in/live-test to see where you stand nationally.