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	A car travels with a uniform speed of 60 km/h. What would be the time taken to travel a distance of 360 km?
	a) 6 minutes		b) 60 minutes
	c) 360 minutes		d) 20 minutes

Q.2	Observe the given figure and identify the parts A and C correctly:
	a) Ovule, pollen grain		b) Egg cell, pollen grain
	c) Ovule, pollen tube		d) Pollen grain, ovule

Q.3	Look at the pictures shown below and identify the similarity between them correctly:
	a) These are chemical changes.		b) These are physical changes.
	c) These show rusting.		d) These show crystallisation.

Q.4	The figure shows air-filled bulbs connected by a U-tube partly filled with alcohol. What happens to the levels of alcohol in the limbs X and Y when an electric bulb placed midway between the bulbs is lighted?
	a) The level of alcohol falls in both limbs.		b) The level of alcohol in the limb X rises while than in limb Y falls.
	c) The level of alcohol in limb X falls while that in limb Y rises.		d) There is no change in the levels of alcohol in the two limbs.

Q.5	Look at the picture given below and identify the acid present in curd:
	a) Tartaric acid		b) Acetic acid
	c) Ascorbic acid		d) Lactic acid

Q.6	Identify the INCORRECT statement:
	a) Dead and decaying matter enrich the soil of the forest.		b) Interconnected network of food chains forms a food web.
	c) Forests are called green lungs.		d) Animal excreta pollute the forest floor or soil.

Q.7	Which of the following is/are wrongly classified? P: Ingestion - The process of taking food into the body. Q: Absorption - Process by which absorbed nutrients become part of the body. R: Assimilation - Process that involves the transfer of digested food from the intestine into the blood. S: Egestion - Process by which faecal matter is removed through the anus.
	a) Q and R		b) P and Q
	c) R and S		d) P and S

Q.8	An object is placed in front of a mirror. Consider the following steps and arrange them in a sequential order to determine the nature of the mirror: (A) Check whether the image formed is virtual or real. (B) Check whether the virtual image found is diminished magnified or the same size as that of the object. (C) If the image formed is real, the mirror used is concave. (D) If a magnified virtual image is formed, the mirror is concave, if a diminished virtual image is formed, the mirror is convex and if the size of the image is equal to the size of the object, the plane mirror is used.
	a) ACBD		b) BDCA
	c) ACDB		d) BADC

Q.9	Match the acids with their uses: Acid Use 1. Benzoic acid  a. As an eyewash, antiseptic and grain preservation               2. Oxalic acid b. For making explosives 3. Nitric acid c. In food preservation 4. Boric acid d. Soft drinks to give it fizz 5. Carbonic acid e. As a constituent of ink stain remover
	a) 1-(a), 2-(e), 3-(b), 4-(d), 5-(c)		b) 1-(c), 2-(e), 3-(b), 4-(a), 5-(d)
	c) 1-(d), 2-(c), 3-(b), 4-(a), 5-(e)		d) 1-(b), 2-(a), 3-(d), 4-(e), 5-(c)

Q.10	Look at pictures given below and identify the similarity between them:
	a) Both are oxidised.		b) Both are galvanised to prevent rusting.
	c) Both are painted.		d) Both are crystallised.

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.