CREST Science Olympiad Class 7 Previous Year Papers

CREST Science Olympiad Previous Year Paper PDF for Class 7:

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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

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


Fill in the blanks:
1. Angle between _________ and _________ is called as the angle of reflection.
2. Angle of incidence is always _______ angle of reflection.


Given below are pictures of some objects. Identify the similarity between such components correctly:


Name the following:
1. The silk fibre obtained from the cocoon of this moth is soft, lustrous and elastic.
2. Larvae of the female silk moth.


A walker follows the path from A and E (figure) over an 80 s time interval. What total distance does the walker cover between A and E?


Read the passage given below and fill in the blank:

A few plants and all animals are dependent on others for their nutrition and are called heterotrophs. Plants like ___________ are parasites. They take food from the host plant.


Choose the INCORRECT statement from the following options related to photosynthesis:


When you pour hot tea suddenly into a glass tumbler, it cracks.

Which of the following could be the reason for the above-given statement?


Which of the following statements is true about some solids found at room temperature?


Complete the following sentence:

Pulmonary veins are thick walled blood vessels as they ______________________.


A motor car travels with a speed v1 from A to B and returns back from B to A with a speed v2. What is the average speed of the car during its journey?

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 7 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.

Students who are preparing for the CREST Science Olympiad need to implement some smart study strategies to ace the exam. One such strategy is solving the CREST Science Olympiad previous year papers. These papers help students in developing a deeper understanding of the exam format. Analyzing past years' papers will enable students to recognize:

  1. Different types of questions asked in the exam
  2. The topics that are frequently asked in the exam
  3. The difficulty level of the questions

Students will be better prepared for the CREST Science Olympiad exam if they are aware of the factors mentioned above.

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 -> Dashboard -> Additional Practice -> Buy & new users can visit
  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.

Answers to Previous Year Questions from CREST Olympiads:

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