NSO Class 5 Syllabus, Exam Pattern & Practice Tests
Everything a Class 5 student needs for the National Science Olympiad (NSO) 2026–27: the section-wise syllabus, the 60-question exam pattern, Level 2 eligibility, preparation tips and timed practice tests with instant results.
- Questions
- 60
- Duration
- 60 minutes
- Negative marking
- None
- Level 2
- Yes · Feb 2027
NSO Class 5 exam pattern
The Class 5 paper has 3 sections and 60 multiple-choice questions to be answered in 60 minutes. There is no negative marking, and Achievers Section questions carry more marks than the rest.
| Section | Questions |
|---|---|
| Logical Reasoning | 15 |
| Science | 35 |
| Achievers Section | 10 |
| Total (60 minutes) | 60 |
NSO Class 5 syllabus 2026–27
Section-wise topics for Class 5, based on the SOF class-wise syllabus. The subject sections follow your Class 5 school curriculum.
Section 1: Logical Reasoning · 15 questions
- Verbal and non-verbal series
- Analogy and classification
- Coding–decoding
- Direction sense
- Blood relations
- Ranking and alphabet tests
- Mirror and water images
- Embedded figures
- Paper folding and cutting
- Cubes and dice
- Venn diagrams
- Puzzles and logical sequences
Section 2: Science · 35 questions
- Plants: reproduction and photosynthesis
- Animals and their adaptations
- Human body: skeletal and nervous systems
- Food and health
- Natural resources
- Matter and materials
- Rocks and minerals
- Force, work, energy and simple machines
- Earth and the universe
- Environment and natural calamities
Section 3: Achievers Section · 10 questions
Higher-order thinking questions drawn from the Class 5 Science syllabus. These carry more marks per question than the other sections.
The syllabus can change between years. Confirm the latest version on sofworld.org or with your school's olympiad coordinator.
How to prepare for NSO Class 5
Learn the paper first
Know the Class 5 pattern — 60 questions in 60 minutes — before starting. It tells you how long you can spend on each question.
Build a weekly routine
Three or four 30-minute sessions a week, one topic at a time, with a timed mock test every second weekend.
Learn through diagrams
Many NSO questions use labelled diagrams and experiments. Redraw key diagrams from your textbook and explain each step aloud.
Read more: 30-day olympiad revision plan for IMO, NSO, IEO, IGKO and ISSO · NSO exam pattern and syllabus: how the science olympiad is structured
NSO Class 5 — frequently asked questions
What is the NSO Class 5 syllabus?
The NSO Class 5 paper has 3 sections: Logical Reasoning, Science, Achievers Section. The main syllabus covers Plants: reproduction and photosynthesis, Animals and their adaptations, Human body: skeletal and nervous systems, Food and health, Natural resources, Matter and materials and more. Confirm the latest syllabus on sofworld.org.
How many questions are in the NSO Class 5 exam?
60 multiple-choice questions in 60 minutes: Logical Reasoning (15), Science (35), Achievers Section (10).
Is there negative marking in NSO?
No. There is no negative marking, so attempt every question. Achievers Section questions carry more marks than the other sections.
Is there a Level 2 exam for NSO Class 5?
Yes. Class 5 students who qualify in Level 1 sit the NSO Level 2 exam, usually in Feb 2027. Qualifiers are the top performers nationally, zone-wise and in each class at school.
Where can I practise NSO Class 5 questions for free?
Take the free 20-question NSO Class 5 mock test on OlympiadLive — no login needed. Full-length mock exams with all-India rank and solutions are available after a free sign-up.
When is the NSO 2026–27 exam?
NSO Level 1 is held on school-selected dates: Oct 15 / Nov 12 / Dec 3, 2026. Your school chooses one of these dates — confirm with your olympiad coordinator.