CREST Science Olympiad Class 7 Previous Year Paper

Getting ready for the Class 7 Science Olympiad? Practising with previous year question papers can be a game changer. These papers not only help students understand the kind of questions asked but also make revision more focused and effective.

What Makes These Papers Useful?

• They cover a range of topics like Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones etc.
• They improve logical thinking and help students practise answering within the time limit.
• Each paper comes with an answer key, making it easy to check answers and learn from mistakes.

Download the Science Olympiad Previous Year Paper for Class 7 (PDF) and give your child the right tools to prepare with confidence and perform their best in the exam.

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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

Previous Year Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	In the following question, an assertion and a reason are given. Choose the correct option: Assertion: Food stays in the stomach from a few minutes to few hours depending on the type of food eaten. Reason: Digestion of starch begins in the stomach and digestion of proteins completes in the stomach.
	a) Both assertion and reason are true and reason is the correct explanation of assertion		b) Both assertion and reason are true and reason is not the correct explanation of assertion
	c) Assertion is true but reason is false		d) Assertion is false but reason is true

Q.2	Identify the physical change from the following: Digestion of food Melting of wax Extraction of iron from ore Formation of manure from leaves
	a) Only 2		b) Only 4
	c) Both 1 and 2		d) Both 3 and 4

Q.3	Match the following correctly: Organisms How they breathe/respire 1. Cockroach  a. Gills 2. Earthworm b. Spiracles 3. Fish c. Stomata 4. Green plants d. Skin
	a) 1-b, 2-d, 3-a, 4-c		b) 1-a, 2-b, 3-d, 4-c
	c) 1-b, 2-a, 3-c, 4-d		d) 1-b, 2-a, 3-d, 4-c

Q.4	Michael wrote two statements. They are as follows: In the starch test using iodine, the leaf turns blue-black in colour. The structures in the leaves, which contain chlorophyll are called chloroplasts. Which of the above statement(s) is/are true?
	a) Statement 1 only		b) Statement 2 only
	c) Both the statements are true		d) Both the statements are false

Q.5	Which features penguins adapt to live in an extremely cold climate?
	a) Strong sense of smell		b) Sticky pads on their skin
	c) Thick skin with fat and they huddle together		d) Good hearing ability

Q.6	Fill in the blank: A current carrying coil of an insulated wire wrapped around a piece of iron is called an ___________________.
	a) amplifier		b) electromagnet
	c) electric fuse		d) element

Q.7	Fill in the blank: A few petals of China rose was taken in a beaker. Some water was added and the beaker was heated until the water in it became warm. The mixture was kept for some time until the water became coloured. The given samples were tested with China rose indicator to find if they are acidic, basic or neutral. The indicator gave different colours in different media. The given samples were lemon juice, soap solution, distilled water, sugar solution, limewater, curd and window cleaner. The indicator gave green colour with ________________.
	a) soap solution, limewater and window cleaner		b) lemon juice, distilled water, sugar solution
	c) lime water, curd, window cleaner		d) soap solution, lemon juice, sugar solution

Q.8	Identify the method of heat transfer shown in the figure below:
	a) Radiation		b) Convection
	c) Conduction		d) Condensation

Q.9	Read the following statements and choose the correct option: Statement 1: From the kidneys, the urine goes into the urinary bladder through the urethra. Statement 2: The kidneys, ureters, bladder and urethra form the excretory system.
	a) Statement 1 is correct and statement 2 is incorrect		b) Statement 1 is incorrect and statement 2 is correct
	c) Both the statements are correct		d) Both the statements are incorrect

Q.10	In the following question, an assertion and a reason are given. Choose the correct option: Assertion: The food synthesized by the leaves is transported to other plant parts in the form of sugar through a process called tanspiration. Reason: Transpiration pull developed due to transpiration helps in the upward movement of water in the plant.
	a) Both assertion and reason are true and reason is the correct explanation of assertion		b) Both assertion and reason are true and reason is not the correct explanation of assertion
	c) Assertion is true but reason is false		d) Assertion is false but reason is true

Your Score: 0/10

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.