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
Match List I (Vegetative propagation type) with List II (Example):
Column I (Vegetative propagation type)
Column II (Example)
1.
Tuber eye
a.
Garlic
2.
Bulb
b.
Rose
3.
Cutting
c.
Potato
4.
Plantlets at margins of leaves
d.
Bryophyllum
Q.2
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion (A): In any food chain, the number of organisms in any trophic level should always be less than that in its previous trophic level. Reason (R): Only 10 percent of total energy present in a trophic level is transferred to the next trophic level in any food chain.
Q.3
Identify the correct sequence of fractions obtained when petroleum is subjected to fractional distillation:
Lubricating oil
Petrol
Petroleum ether
Diesel oil
Q.4
Which of the following equations is not an example of displacement reaction?
Q.5
Match the entries of Column I with those of Column II:
Column I
Column II
1.
Stomata
a.
Anaerobic respiration
2.
Mangrove trees
b.
Intake of CO2
3.
Wood stem
c.
Pneumatophores
4.
Yeast
d.
Lenticels
Q.6
An air bubble in a glass slab (μ = 3/2) is 6 cm deep when viewed from one face and 3 cm deep when viewed from the opposite face. Determine the thickness of the slab:
Q.7
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.8
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?
Q.9
Study the circuit given below and determine the effective resistance (in Ω) between A and B:
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
b
Q.2
a
Q.3
c
Q.4
b
Q.5
a
Q.6
b
Q.7
b
Q.8
b
Q.9
a
Q.10
a
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : a | Q.3 : c | Q.4 : b | Q.5 : a | Q.6 : b | Q.7 : b | Q.8 : b | Q.9 : a | Q.10 : a
