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
Which of the following equations is not an example of displacement reaction?
Q.2
When current flows in a long straight solenoid, north and south poles are created at the two ends. Which of the following statements is/are correct?
Q.3
Match column I with column II and select the correct answer using the codes given below:
Column I
Column II
1.
Element with a smallest atomic radius
a.
Ca
2.
Element with the largest atomic radius
b.
F
3.
Element with the highest electron affinity
c.
Cl
Q.4
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.5
Which of the statements given below are correct?
I. Ohm's law is not applicable at very low and very high temperature. II. Ohm's law is applicable to the semiconductor. III. Ohm's law is not applicable to electron tubes, discharge tubes and electrolytes. IV. If a 24-volt battery is connected to a 6-ohm resistor, the current passing through the resistor is 4 A.
Q.6
Fill in the blank:
An electric current through a horizontal metal wire flows in East to West direction, the direction of the magnetic field at a point directly above it is from ___________.
Q.7
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.8
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.9
Fill in the blank:
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.10
Fill in the blank:
When a ray of light falls on a transparent glass plate, a part of it is reflected and a part is refracted. The reflected and refracted rays can be perpendicular to each other for ____________.
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
b
Q.2
d
Q.3
b
Q.4
b
Q.5
c
Q.6
d
Q.7
b
Q.8
a
Q.9
b
Q.10
c
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : d | Q.3 : b | Q.4 : b | Q.5 : c | Q.6 : d | Q.7 : b | Q.8 : a | Q.9 : b | Q.10 : c
