CREST Science Olympiad Class 5 Previous Year Papers

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Section 1: Animals, Human Body and Health, Plants, Natural Resources, Pollution and Calamities, Earth and Universe, Matter, Force, Work and Energy.

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


Which of the following statements is/are correct?
1. A force can change the shape and volume of an object.
2. A force can be seen but the effect of the force cannot be felt.
3. The gravitational force always causes repulsion.
4. When a force is exerted on a stationary object, it can move.


The rock shown below is a metamorphic rock formed from limestone. Name the rock:


Fill in the blank and select the correct option:

When oxides of _______ and ________ react with water vapour present in the atmosphere they form acids of nitrogen and sulphur. These acids fall down with rain drops. This is called acid rain and harms plants, animals and buildings etc.


Which of the following rocks is not grouped correctly?

Sedimentary Rocks Metamorphic rocks
1. Sandstone Slate
2. Marble  Shale
3. Flint Gneiss
4. Coal Quartzite 


Arrange the four gas planets in a sequence (from most to least) according to the number of moons:


Observe the two animals shown below. Spot the similarity between them correctly:


Unscramble the words to find the name of the type of simple machine that is made with a rope or chain wrapped around a wheel as shown in the picture below:


Read the clues given below and identify the planet:

Clue 1: It is the coldest planet of our solar system.
Clue 2: It is one of the outer planets.
Clue 3: It is covered with a thick layer of beautiful blue-green gas.


Look at the pictures of the animals given below and spot the similarity between them correctly:


Read the following statement carefully and identify X correctly:

X is the conversion of solid into gas without changing into liquid.

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:


Students can download the CREST Science Olympiad previous year paper pdf for class 5 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.

The CREST Science Olympiad previous year paper pdf for class 5 can be used by students to assess their preparation. They could then learn how to fill up the knowledge gaps in their preparation and identify areas where they lack. They might better prepare for their exam as a result. Additionally, if students practice answering the previous years’ questions, their time management skills improve and as a result they will be able to manage time better in the main exam.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 5 -

  1. CREST Science Worksheets Package for class 5 - 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 5 - 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 5 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 5.

Answers to Previous Year Questions from CREST Olympiads:

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