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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 |
Length and diameters of four wires of same material are given below. The resistance of which of the following wires will be minimum? |
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Q.2 |
Which of the following statements correctly describes the concept of sustainable development?
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Q.3 |
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.4 |
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. |
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Q.5 |
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? |
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Q.6 |
Choose the correct option and complete the following sentence: An electric motor consists of ____________. |
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Q.7 |
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 ___________. |
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Q.8 |
Which of the following would stop evolution by natural selection from occurring? |
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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? |
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Q.10 |
Which of the following statements is correct regarding the grafting process? |
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Your Score: 0/10
Students can find the most recent CREST Science Olympiad previous year paper pdf for class 10 on this page. The pdf is easily downloadable & answer key for all the questions is also provided on the last page.
CREST Science Olympiad previous year papers become quite useful while preparing for the CREST Science Olympiad exam. Below are some advantages of referring to the previous year papers -
Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 10 -
Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 10.
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : c | Q.2 : a | Q.3 : c | Q.4 : a | Q.5 : b | Q.6 : c | Q.7 : a | Q.8 : d | Q.9 : b | Q.10 : d