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	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.2	Identify the correct pattern from the given options:
	a) Fibre → Thread →Yarn		b) Fibre → Thread → Fabric
	c) Yarn → Thread→ Fabric		d) Thread → Yarn → Fabric

Q.3	Which of the following organs are parts of the human respiratory system? I. Pharynx II. Nostrils III. Gullet IV. Windpipe V. Lungs
	a) II and V only		b) II, IV and V only
	c) I, II, IV and V only		d) I, II, III, IV and V

Q.4	Look at the picture given below and identify the step shown that takes place in the processing of wool:
	a) Ginning		b) Sorting
	c) Scouring		d) Shearing

Q.5	A student investigated changes which might take place as sulfur solidified. Which of the following describes the changes that occurred?
	a) A transfer of energy and a change in temperature.		b) A transfer of energy and no change in temperature.
	c) No transfer of energy and no change in temperature.		d) No transfer of energy but a change in temperature.

Q.6	A pendulum, whose length (length of thread) is 2 m and mass of whose bob (metallic ball) is 2 kg is set in motion. Which of the following will be correct about the time period of the pendulum?
	a) Time period will remain constant		b) Time period will increase slowly
	c) Time period will decreas slowly		d) None of the above

Q.7	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.8	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.9	Choose the correct option and complete the following sentence: Ozone ________. a. is essential for the breathing of living organisms b. is used to disinfect water c. absorbs ultraviolet rays d. is about 3% in air
	a) b and c		b) a, b and c
	c) a and b		d) c and d

Q.10	Read the statements given below: Statement 1 - Factory wastes are treated with calcium chloride to neutralize the acid. Statement 2 - Magnesium hydroxide is used as an antacid to neutralize the excessive acidity in the stomach. Statement 3 - Common salt neutralizes the acid in the stomach. Which of the above statements are false?
	a) Statements 1 and 2		b) Statements 1 and 3
	c) Statements 2 and 3		d) All - Statements 1, 2 and 3

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.