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
Olivia measured the focal length of a convex lens by focusing a parallel beam of yellow, violet and green colours at the principal axis. If fy, fv and fg are the respective focal lengths, then which among the following is the correct relation?
Q.2
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.3
If I1 is the first ionization potential, I2 is the second ionization potential, I3 is the third ionization potential and I4 is the fourth ionization potential of an element, then which of the following has the least value?
Q.4
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.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
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.7
Arrange the following in the increasing order of ease of oxidation:
(A) SO4-2 (B) F-1 (C) Br-1 (D) OH-
Q.8
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.9
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.10
The formation of the ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
b
Q.2
a
Q.3
a
Q.4
d
Q.5
a
Q.6
a
Q.7
d
Q.8
c
Q.9
b
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : a | Q.3 : a | Q.4 : d | Q.5 : a | Q.6 : a | Q.7 : d | Q.8 : c | Q.9 : b | Q.10 : b
