Science Olympiad Questions for Class 10

NSO exam helps the students revise their syllabus practically and in a most exciting way. The NSO Sample Paper Class 10 will ensure that the student is well-prepared for the Olympiad exam. You will find all the details of examples, such as the question type, range, and pattern, by accessing the NSO Previous Year Papers Class 10.

These sample papers are compiled by a subject expert. A student can download Science Olympiad Questions for Class 10 Pdf. This Olympiad is divided into two levels, each with some requirements. Thus, for level 1, there are no such requirements, the student can easily apply, and there is no cut-off. But for level 2, the eligibility criteria for a selected student includes-

  • The Top 25 rank holders are selected to opt for the Level 2 Olympiad exam.
  • The topper of the class participating from each school where at least ten more students should participate in the test should have obtained at least 50%.
  • The gold medal winners are not qualified for the second level.
  • The top 5% of students who appear in the first level will be able to go to the second level.

How can you prepare for the NSO exam?

  1. Understand the pattern of NSO

    It is essential to go through the pattern to prepare for the Olympiad. The example consists of 3 sections and a total of 35 questions.

  2. Understand the standard of question

    The difficulty level of the question varies. Thus, mainly the questions are conceptual but also test the student's logical skills and observational background. So, before you start preparing, go through the previous sample papers.

  3. Know the relevant books

    60% of the exam comes from the current class, and 40% is from the previous class. All the questions are from your school syllabus. So you can prepare from books offered by ICSE, CBSE, and the state board.

Syllabus for Science Olympiad Exams

These are the chapters covered in most of the Science Olympiad Exams.

Chemical Reactions and Equations

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Acids

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Bases and Salts

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Metals and Non-metals

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Carbon and Its Compounds

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Periodic Classification of Elements

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Life Processes

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Control and Coordination

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Reproduction in Organisms

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Heredity and Evolution

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Light-Reflection and Refraction

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Human Eye and Colourful World

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Electricity

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Magnetic Effects of Electric Current

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Sources of Energy

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Our Environment and Its Management

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Free Sample Questions for

Question 1

Which cycle involves transpiration? Select all that apply.
A. hydrologic
B. phosphorus
C. nitrogen
D. carbon

Question 2

Which of the following qualities is not typical of metals?
A. They are malleable.
B. They form ionic compounds with non-metals.
C. They conduct electricity.
D. They form negative ions.

Question 3

Which molecule is generated by the Calvin cycle and combines to make glucose?
A. NADPH
B. CO2
C. RuBP
D. G3P

Question 4

If the two alleles for one trait are the same (pp or PP), the person is for that trait.
A. homozygous
B. heterozygous
C. oozygous
D. nonfertile

Question 5

The subatomic particle that plays the greatest role in determining properties and reactivity of an element is the
A. proton.
B. electron.
C. neutron.
D. nucleus.

Question 6

A group of tissues that performs a specific function is a(n)
A. organ system.
B. organism.
C. tissue.
D. organ.

Question 7

A hypothesis is
A. always right.
B. a question that can be tested.
C. a paper written by a scientist.
D. detailed records of experimental observations.

Question 8

Which is a description of cellular respiration?
A. aerobic production of ATP from glucose
B. inhibition of the enzyme that produces prostaglandins
C. oxidation of glucose to produce two pyruvate molecules
D. exchange of gases by the lungs

Question 9

Plants such as cacti, dragon trees, and aloe plants are found in which biome?
A. grassland
B. tundra
C. desert
D. temperate deciduous forest

Question 10

What are the reactants of cellular respiration?
A. glucose and oxygen
B. oxygen and carbon dioxide
C. water and oxygen
D. glucose and carbon dioxide