Sample 1, Logical Reasoning
Which of the following mirrors always forms a virtual, erect, and diminished image of a real object, regardless of its distance from the mirror?
- A. Concave mirror
- B. Convex mirror
- C. Plane mirror
- D. Concavo-convex mirror
NSO Class 10
NEW
NSO Class 10 Mock Test 2026 – Set 3
NSO Class 10 mock test (set 3) for 2026: 60 science questions in 60 minutes, following the SOF National Science Olympiad pattern. Timed practice with instant score, detailed solutions, rank and percentile.
Exam pattern
| Section | Questions |
|---|---|
| Logical Reasoning | 15 |
| Physics | 12 |
| Chemistry | 12 |
| Biology | 11 |
| Achievers Section | 10 |
| Total (60 minutes) | 60 |
Sample questions from this exam
A preview of 3 of the 60 questions. Answers are revealed when you take the exam.
Sample 2, Physics
An electrical appliance of resistance 20 ohms is connected to a 220V supply line. What is the current flowing through the appliance?
- A. 11 A
- B. 22 A
- C. 44 A
- D. 4400 A
Sample 3, Chemistry
Which gas is evolved when zinc granules react with dilute sulphuric acid?
- A. Oxygen gas
- B. Hydrogen gas
- C. Sulfur dioxide gas
- D. Hydrogen sulfide gas
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What the NSO Class 10 paper covers
PhysicsChemistryBiologyEnvironmental ScienceLogical ReasoningScientific Reasoning
Frequently asked
How long is this mock exam?
60 questions in 60 minutes, timed on our server like the real olympiad.
Is there negative marking?
No. Each correct answer earns +4 and wrong answers carry no penalty.
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Create a free account — it includes 1 free exam credit. Each exam uses 1 credit, and credit packs are on the pricing page. Credits never expire.
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Immediately after you submit: your score, all-India rank, percentile and a full answer review with explanations.