CREST Science Olympiad Class 10 Sample Papers


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


During cellular respiration one molecule of glucose is first broken down into two molecules of ________.


The number of electrons contributed by an atom for sharing is known as?


The persistence of image for normal human eye is __________.


When a ray of light passes from a denser medium to a rarer medium which angle is greater?


How life might have originated on earth was experimentally shown by _________.


If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states that?


A random change in the frequency of alleles in any population over several generations due to errors in the gametes is called _____.


The value of solar constant is _________.


The F2 phenotype ratio of a monohybrid cross studied by Mendel is _________.


The resultant resistance of the three resistances 2 Ohms, 4 Ohms, 5 Ohms are connected in a series is _______.

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Answers to Sample Questions from CREST Olympiads:


Answers to Sample Questions from CREST Olympiads:

Q.1 : c | Q.2 : b | Q.3 : c | Q.4 : c | Q.5 : d | Q.6 : a | Q.7 : c | Q.8 : a | Q.9 : b | Q.10 : a