CREST Science Olympiad Class 7 Previous Year Papers

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Syllabus:

Section 1: Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones, Light, Acids, Bases and Salts, Physical and Chemical Changes, Weather, Climate and Adaptations of Animals to Climate, Fibre to Fabric, Nutrition in Plants and Animals, Respiration in Organisms, Transportation in Plants and Animals, Reproduction in Plants, Natural Resources and Their Conservation.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Paper Previous Year Paper Marking Scheme Free Study Material

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Q.5

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Q.10

Q.1	In a desert climate, plants often have adaptations to conserve water. What is a common adaptation in desert plants?   1. Broad leaves for maximum sunlight absorption 2. Thick, waxy skin to reduce water loss 3. Rapid growth during rainy seasons 4. Shallow root systems for quick water absorption
	a) Only 1		b) Only 2
	c) Both 2 and 3		d) Both 3 and 4

Q.2	Given below are some adaptations shown by animals: (i) Beautiful coloured feathers (ii) Long tail (iii) Thick fur (iv) Subcutaneous fat and thick skin (v) Poison glands (vi) Longer beaks (vii) Keen eyesight (viii) Smaller sized limbs and ears Which of the above adaptations are rainforest adaptations?
	a) (i), (ii) and (vi) only		b) (ii), (iii), (iv), (vii) and (viii)
	c) (i), (ii), (v), (vi) and (vii)		d) all of these

Q.3	A walker follows the path from A and E (figure) over an 80 s time interval. What total distance does the walker cover between A and E?
	a) 160 m		b) 80 m
	c) 20 m		d) 40 m

Q.4	Which of the following is/are chemical change(s)? Formation of clouds Formation of rust Tearing of a paper Formation of black coating on the walls of the tube light
	a) Only 1		b) Only 2
	c) Both 2 and 3		d) Both 2 and 4

Q.5	In symbiosis two organisms live together and get benefit from each other which is mutually beneficial to both. Which of the following show this type of relationship?
	a) Pitcher plant		b) Cuscuta
	c) Lichens		d) None of these

Q.6	Fill in the blanks: The simple form of nutrients obtained after digestion gets absorbed in __(I)__. The remaining matter goes into the __(II)__ where an excess of __(III)__ is absorbed. The remaining waste is called __(IV)__ and it is pushed into the rectum where it is stored before leaving the body through the anus.
	a) (I) small, (II) rectum, (III) water, (IV) urine		b) (I) stomach, (II) small intestine, (III) nutrients, (IV) faeces
	c) (I) large intestine, (II) small intestine, (III) water, (IV) bolus		d) (I) small intestine, (II) large intestine, (III) water, (IV) faeces

Q.7	Consider the following statements and choose the correct option: Statement 1: When we stand in front of a bonfire, we experience heat transfer primarily by conduction. Statement 2: If you touch a metal spoon that has been placed in a hot cup of tea, you will feel heat transfer from the spoon to your hand. This heat transfer is primarily due to convection.
	a) Statement 1 is correct but statement 2 is incorrect.		b) Statement 1 is incorrect but statement 2 is correct.
	c) Both the statements are correct.		d) Both the statements are incorrect.

Q.8	Picture 1 shows an athlete running a race and picture 2 shows a biker riding a bike on a rough mountain. What is the similarity seen between these two pictures?
	a) Both are moving in an uniform motion.		b) Both are moving in a oscillatory motion.
	c) Both are moving in a circular motion.		d) Both are moving in a non-uniform motion.

Q.9	Two children are standing in front of a plane mirror as shown. When the child A looks into the mirror, how far away from him will image of child B appear to be?
	a) 9 m		b) 18 m
	c) 11 m		d) 16 m

Q.10	What is the labelled part A called?
	a) Proboscis		b) Needle
	c) Spiracles		d) Antennae

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Students can download the CREST Science Olympiad previous year paper pdf for class 7 from this page. Each question in the paper carries 1 mark. The answer key for all the questions is also provided on the last page.

Students who are preparing for the CREST Science Olympiad need to implement some smart study strategies to ace the exam. One such strategy is solving the CREST Science Olympiad previous year papers. These papers help students in developing a deeper understanding of the exam format. Analyzing past years' papers will enable students to recognize:

1. Different types of questions asked in the exam
2. The topics that are frequently asked in the exam
3. The difficulty level of the questions

Students will be better prepared for the CREST Science Olympiad exam if they are aware of the factors mentioned above.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 7 -

1. CREST Science Worksheets Package for class 7 - 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
2. CREST Science Olympiad book for class 7 - 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 7 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 7.