NSO Sample Papers For Class 12

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International Mathematics Olympiad or NSO is a premier mathematics Olympiad conducted by Science Olympiad Foundation for students to build a foundation for mathematics among them for higher classes. NSO helps in improving the student’s solving abilities and analytical thinking by challenging them with questions of high order thinking. This prepares them for future competitive exams.

SOF Olympiad Trainer delivers every relevant study material to the student to achieve success in National Science Olympiad.  Class 12 NSO Sample Papers are available on the website of SOF Olympiad Trainer in PDF format which can be downloaded by the students to prepare for the same.  Click here to download.

National Science Olympiad (NSO) is a premier competitive exam conducted for school student annually by the Science Olympiad Foundation (SOF) to develop a strong scientific acumen. NSO challenges the student’s analytical skills to improve their problem solving and thinking ability making them proficient for future competitive exams.

 Students can ace the NSO exam by studying the syllabus thoroughly and practicing the Class 12 NSO Sample Papers are designed for students get a clear understanding of the exam preparedness and the questions to analyze the pattern and prepare accordingly.

Benefits of the NSO Sample Papers:

  • Students get an understanding of the main question paper.
  • The Sample Paper gives an inkling of the sections of the main exam.
  • It gives the basic idea of the type of questions asked in each section.
  • Students get an idea on what to expect from the question paper and the difficulty level.

The NSO class 12 exam has 3 sections having a total of 50 questions carrying 60 marks. The Sectional breakup of NSO for class 11 is explained below:

  • Physics & Chemistry – This section has a total of 25 questions and aims at testing subject understanding and knowledge of physics and chemistry among the students.
  • Achiever’s section – This section consists of 5 questions of 3marks each and thus has higher weightage. It challenges the thinking ability of the students with questions revolving around amalgamation of concepts.
  • Mathematics/Biology – This section has 20 questions, of Maths and 20 questions of Biology. The student can select either of the two subjects. It tests the student’s in-depth understanding and conceptual knowledge of mathematics/biology as per the candidate’s choice.

The NSO level-1 exam has 60% questions from the current class’s syllabus and the rest from previous class’s syllabus. But the level-2 exam has questions from the current class’s syllabus only. Similarly, the achiever’s section has questions from the current class’s syllabus.

Syllabus for NSO for class 12:

Section – 1 : Physics : Electricity and Magnetism, Electromagnetic Induction, Alternating current, Electromagnetic waves, Optics, Modern Physics, Semiconductor Electronics, Communication Systems.
Chemistry : Solid State, Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry, General Principles and Processes of Isolation of Elements, p-Block Elements (Group 15 to 18), d- & f-Block Elements, Coordination Compounds, Haloalkanes and Haloarenes, Alcohols, Phenols and Ethers, Aldehydes, Ketones and Carboxylic Acids, Amines, Biomolecules, Polymers, Chemistry in Everyday Life.

Section – 2 : Higher Order Thinking Questions - Syllabus as per Section – 1.

Section – 3 : Relations and Functions, Inverse Trigonometric Functions, Matrices and Determinants, Continuity and Differentiability, Application of Derivatives, Integrals, Application of Integrals, Differential Equations, Vector Algebra, Three Dimensional Geometry, Probability, Linear Programming.


Section – 3 : Reproduction, Genetics and Evolution, Biology in Human Welfare, Biotechnology, Ecology.

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