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 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.2
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?
Q.3
A convex mirror of focal length f produces an image 1/nth of the size of the object. Calculate the distance of the object from the mirror:
Q.4
Which of the following metals cannot be refined by electrolytic refining?
(i) Au (ii) Cu (iii) Na (iv) K
Q.5
Identify the reaction which takes place at the anode when an aqueous solution of CuSO4 is electrolysed using platinum as anode:
Q.6
Fill in the blank:
Neutral water with pH of about 7 becomes slightly acidic when aerated. This is because ________________.
Q.7
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.8
What happens when 1 mole of ethyne undergoes complete combustion?
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
Which environmental hazard is not contributed by the combustion of fossil fuels?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
d
Q.2
b
Q.3
c
Q.4
d
Q.5
b
Q.6
d
Q.7
b
Q.8
c
Q.9
b
Q.10
c
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : b | Q.3 : c | Q.4 : d | Q.5 : b | Q.6 : d | Q.7 : b | Q.8 : c | Q.9 : b | Q.10 : c
