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
When Ca(NO3)2 is heated, it gives CaO, NO2(g) and O2(g). The correct number of moles of Ca(NO3)2, CaO, NO2(g) and O2(g) are present in the reaction are respectively _________.
Q.2
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.3
Study the circuit given below and determine the effective resistance (in Ω) between A and B:
Q.4
Identify the correct sequence of fractions obtained when petroleum is subjected to fractional distillation:
Lubricating oil
Petrol
Petroleum ether
Diesel oil
Q.5
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.6
Which of the following equations is the summary of photosynthesis?
Q.7
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion: In a simple electric circuit, the positive terminal of the battery is a point of lowest potential.
Reason: The electronic current flow in a circuit is from a point of highest potential to a point of lowest potential.
Q.8
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion: The magnetic field produced by a current-carrying solenoid is independent of its length and cross-section area.
Reason: The magnetic field inside the solenoid is uniform.
Q.9
In the following question, an assertion and the reason are given. Choose the correct option:
Assertion (A): In the periodic table of chemical elements, electron affinity is always found to increase from top to bottom in a group. Reason (R): In a group, the atomic radii generally increase from top to bottom.
Q.10
When SO2 is passed through a solution of K2Cr2O7 turns green. Which of the following correctly shows the change in the oxidation state of chromium and sulphur?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
b
Q.2
d
Q.3
a
Q.4
c
Q.5
a
Q.6
c
Q.7
c
Q.8
b
Q.9
d
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : d | Q.3 : a | Q.4 : c | Q.5 : a | Q.6 : c | Q.7 : c | Q.8 : b | Q.9 : d | Q.10 : b
