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.
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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
| Q.1 | Q.2 | Q.3 | Q.4 | Q.5 | Q.6 | Q.7 | Q.8 | Q.9 | Q.10 |
Q.1 |
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 ____________. |
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Q.2 |
Which of the following equations is not an example of displacement reaction? |
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Q.3 |
Which of the following is obtained in its pure form by the reaction of sugar and sulphuric acid? |
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Q.4 |
When a person walking in bright sunlight enters a dark room, he is not able to see clearly for a little while. Identify the correct reason for the above statement: |
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Q.5 |
Why shouldn't we light a candle in a closed room with people? |
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Q.6 |
Arrange the following in the increasing order of ease of oxidation: (A) SO4-2 (B) F-1 (C) Br-1 (D) OH- |
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Q.7 |
Which of the following would stop evolution by natural selection from occurring? |
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Q.8 |
Choose the correct option and complete the following sentence: Sexual reproduction causes genetic variation because of _____________.
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Q.9 |
In the following question, an assertion and a reason are given. Choose the correct option: Assertion: According to Döbereiner's, a group of three similar elements arranged in their increasing atomic weights show that the atomic weight of middle is equal to the arithmetic mean of the other two elements. Reason: Atomic weight is equal to one-twelfth of the mass of a carbon atom. |
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Q.10 |
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 ___________. |
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Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1 : c | Q.2 : b | Q.3 : b | Q.4 : d | Q.5 : d | Q.6 : d | Q.7 : d | Q.8 : d | Q.9 : b | Q.10 : d