Help your child excel in the Science Olympiad with the Class 10 sample paper. It's a great tool to practise important topics and understand the exam structure.
What's Included?
MCQs covering key concepts from the Class 10 science syllabus.
Two sections: Practical Science & Achiever's Section.
Answer key with detailed explanations for better understanding.
Download Class 10 Science Olympiad Sample Paper (PDF)
Download the free PDF to help your child prepare confidently and perform their best.
Section 1: Chemical Reactions and Equations, Acids, Bases and Salts, Metals and Non-metals, Carbon and its Compounds, Periodic Classification of Elements, Life Processes, Reproduction in Organisms, Heredity and Evolution, Light-Reflection and Refraction, Human Eye and Colourful World, Electricity, Magnetic Effects of Electric Current, Sources of Energy, Our Environment and its Management.
Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1
Refer to the given diagram and select the incorrect option regarding X and Y:
Q.2
Fill in the blank:
Neutral water with pH of about 7 becomes slightly acidic when aerated. This is because ________________.
Q.3
Fill in the blank:
Bronze is often used to make statues and medals whereas brass is used in making utensils, scientific apparatus and cartridges. Both brass and bronze are copper-containing alloys, yet they differ in their chemical composition for additionally containing ___________.
Q.4
Length and diameters of four wires of same material are given below. The resistance of which of the following wires will be minimum?
Q.5
Which environmental hazard is not contributed by the combustion of fossil fuels?
Q.6
Choose the correct option and complete the following sentence:
Sexual reproduction causes genetic variation because of _____________.
blending of genes
chromosomal changes
shuffling of genes
Q.7
Which of the following statements about carbon is/are correct?
A. It has a small atomic size. B. Its melting and boiling point is low as compared to other members of the group. C. It shows the electropositive character. D. It shows the maximum tendency of catenation.
Q.8
When a person walking in bright sunlight enters a dark room, he is not able to see clearly for a little while.
Identify the correct reason for the above statement:
Q.9
Consider the following reaction:
2CaO + C → CaC2 + 2CO 2CaC2 + 2H2O → X + Y
If X is involved in the neutralisation reaction with acid, then Y may be:
Q.10
Identify the phenomenon by which a new set of the population is formed from the change in the frequency of some genes:
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
a
Q.2
d
Q.3
a
Q.4
c
Q.5
c
Q.6
d
Q.7
d
Q.8
d
Q.9
b
Q.10
a
Answers to Sample Questions from CREST Olympiads:
Q.1 : a | Q.2 : d | Q.3 : a | Q.4 : c | Q.5 : c | Q.6 : d | Q.7 : d | Q.8 : d | Q.9 : b | Q.10 : a
