CREST Science Olympiad Previous Year Paper PDF for Class 10:
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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
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Q.1 | Q.2 | Q.3 | Q.4 | Q.5 | Q.6 | Q.7 | Q.8 | Q.9 | Q.10 |
Q.1 |
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? |
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Q.2 |
In the following question, an assertion and a reason are given. Choose the correct option: Assertion: In a simple electric circuit, the positive terminal of the battery is a point of lowest potential. Reason: The electronic current flow in a circuit is from a point of highest potential to a point of lowest potential. |
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Q.3 |
Which of the following statements is correct regarding grafting process? |
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Q.4 |
In the following question, an assertion and a reason are given. Choose the correct option: Assertion (A): In any food chain, the number of organisms in any trophic level should always be less than that in its previous trophic level. |
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Q.5 |
Match the entries of Column I with those of Column II:
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Q.6 |
Match List I (Vegetative propagation type) with List II (Example) and select the correct answer using the codes given below the list:
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Q.7 |
Refer to the given diagram and select the incorrect option regarding X and Y: ![]() |
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Q.8 |
Fill in the blank: Neutral water with pH about 7 becomes slightly acidic when aerated. This is because ________________. |
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Q.9 |
Choose the correct option and complete the following sentence: An electric motor consists of ____________. |
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Q.10 |
Identify the phenomenon by which a new set of the population is formed from the change in the frequency of some genes: |
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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 : b | Q.2 : c | Q.3 : d | Q.4 : a | Q.5 : a | Q.6 : b | Q.7 : a | Q.8 : d | Q.9 : c | Q.10 : a