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
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.2
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 ____________.
Q.3
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.4
In the following question, an assertion and a reason are given. Choose the correct option:
Assertion (A): Children necessarily possess the same blood group as either of the parents.
Reason (R): The gene corresponding to the blood group has three alleles.
Q.5
Label A, B, C and D in the following diagram:
Q.6
Refer to the given diagram and select the incorrect option regarding X and Y:
Q.7
Which of the following statements is correct regarding the grafting process?
Q.8
Which of the following would stop evolution by natural selection from occurring?
Q.9
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:
Q.10
Match column I with column II and select the correct answer using the codes given below:
Answers to Previous Year Questions from CREST Olympiads:
Q.1
d
Q.2
c
Q.3
b
Q.4
d
Q.5
a
Q.6
a
Q.7
d
Q.8
d
Q.9
d
Q.10
b
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 get to understand the types of questions that come in the CREST Science Olympiad exam.
Practicing previous years’ papers help students to get to know their strengths and weaknesses.
Students become capable of effectively managing their time in the exam by practicing previous years' papers multiple times.
Additional Preparation Resources
Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 10 -
CREST Science Worksheets Package for class 10 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
CREST Science Olympiad book for class 10 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 10 for free.
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 : d | Q.2 : c | Q.3 : b | Q.4 : d | Q.5 : a | Q.6 : a | Q.7 : d | Q.8 : d | Q.9 : d | Q.10 : b
