CREST Science Olympiad Class 6 Previous Year Papers

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Section 1: Motion and Measurement of Distances, Light, Shadows and Reflections, Electricity and Circuits, Fun with Magnets, Our Environment, Sorting and Separation of Materials, Changes Around Us, Living Organisms and Their Surroundings, Food and its Components, Fibre to Fabric.

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

Please visit for free preparation material.

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10


Milk turns sour when kept outside for a long time. What kind of change does it depict?


Given below are two groups of substances:

Group 1: Hay, Cow dung, Fruit peel, Twigs
Group 2: Glass, Batteries, Plastic box, Electronic waste

On what basis has these two grouping been done?


Choose the correct option and complete the following sentence:

The light from torch when falls on a teddy bear, form a shadow on the screen behind the teddy bear as shown in the figure. As the torch is moved away from the teddy bear the shadow will ___________.


Emma inflated a balloon and kept it out in the sun. After some time, what will happen to be the ballon?


In the following question, an assertion and a reason are given. Choose the correct option:

Assertion: Knitting is the process of arranging two sets of yarns together to make a fabric.

Reason: Knitting is exclusively used to make woollen garments.


Which among the following pairs are not irreversible changes?

1. Dissolution
2. Rusted iron nails
3. Baking a potato
4. Freezing water


Spot the principle on which the distillation method works for separating alcohol and water mixture?


Which of the following statement is INCORRECT related to nutrients present in food?

A. There is no loss in vitamins if fruits and vegetables are washed after peeling or cutting them.
B. The skins of many fruits are rich in many nutrients.
C. Cooking kills most of the nutrients present in foods.
D. Rice and pulses will lose their vitamins and minerals if they are repeatedly washed.


The picture below is that of a compass. Which of the following metal is used to make the needle of a compass?
1. Gold
2. Iron
3. Silver
4. Steel


Which of the following pairs are wrongly classified?

P: Snakes and rats - Stay in burrows deep in the sand
Q: Snow leopard - Long ears to hear movements of predators
R: Mountain goats - Strong hooves for running up the rocky mountain slopes
S: Frogs - Breathe through blowholes located on the upper parts of their heads

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:


Students can find the most recent CREST Science Olympiad previous year paper pdf for class 6 on this page. The pdf is easily downloadable & answer key for all the questions is also provided on the last page.

CREST Science Olympiad previous year papers become quite useful while preparing for the CREST Science Olympiad exam. Below are some advantages of referring to the previous year papers -

  1. Students get to understand the types of questions that come in the CREST Science Olympiad exam.
  2. Practicing previous years’ papers help students to get to know their strengths and weaknesses.
  3. Students become capable of effectively managing their time in the exam by practicing previous years' papers multiple times.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 6 -

  1. CREST Science Worksheets Package for class 6 - 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 -> Dashboard -> Additional Practice -> Buy & new users can visit
  2. CREST Science Olympiad book for class 6 - 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 6 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 6.

Answers to Previous Year Questions from CREST Olympiads:

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