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 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.2
It is possible to measure the passage of 50 electrons per sec with a certain sensitive device. This corresponds to a current of:
Q.3
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion (A): Generally, the colour of indicators changes in a particular pH range.
Reason (R): Indicators are weak acids or weak bases and exhibit different colours in molecular form and ionic form.
Q.4
Which of the following statements correctly describes the concept of sustainable development?
Planned growth with minimum damage to the environment
Growth irrespective of the extent of damage caused to the environment
Stopping all developmental work to conserve the environment
Growth that is acceptable to all the stakeholders
Q.5
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.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
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion (A): A person, who has suffered from smallpox can be recommended for providing nursing care to the victims of smallpox than the person who hadn't suffered from smallpox.
Reason (R): The immune system of the person who had suffered from smallpox remembers the microbes causing smallpox and responds vigorously on the next encounter.
Q.8
Length and diameters of four wires of same material are given below. The resistance of which of the following wires will be minimum?
Q.9
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.10
Which one of the following elements is alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
b
Q.2
a
Q.3
a
Q.4
a
Q.5
b
Q.6
d
Q.7
a
Q.8
c
Q.9
d
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : a | Q.3 : a | Q.4 : a | Q.5 : b | Q.6 : d | Q.7 : a | Q.8 : c | Q.9 : d | Q.10 : b
