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
Fill in the blanks: 1. The light material which floats during wastewater treatment is _______________. 2. _______________ is produced during wastewater treatment. 3. Wastewater from ______________ may contain radioactive materials.
Q.2
Two children are standing in front of a plane mirror as shown. When the child A looks into the mirror, how far away from him will image of child B appear to be?
Q.3
Look at the pictures shown below and spot the similarity between them:
Q.4
Which of the following statements is true about some solids found at room temperature?
Q.5
Look at the pictures of sealing wax, wooden statue and catechu and identify the similarity between them correctly:
Q.6
Match column I with column II and select the correct option from the codes given:
Column I
Column II
1. Shearing
a. Washing sheared skin to remove dirt
2. Scouring
b. Removal of fleece of sheep
3. Sorting
c. Anthrax
4. Fatal blood disease
d. Hair of different textures separated
Q.7
Complete the following sentence:
Pulmonary veins are thick walled blood vessels as they ______________________.
Q.8
Physical changes are temporary and can be easily reversed to their previous form. Which of the following physical changes is not a reversible change?
Q.9
Which of the following pairs is/are INCORRECT?
Name of the acid
Where is it found?
P. Acetic acid
Vinegar
Q. Citric acid
Orange
R. Formic acid
Spinach
S. Oxalic acid
Ant's sting
Q.10
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?
Answers to Previous Year Questions from CREST Olympiads:
Q.1
d
Q.2
a
Q.3
b
Q.4
a
Q.5
a
Q.6
c
Q.7
b
Q.8
a
Q.9
d
Q.10
c
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:
Different types of questions asked in the exam
The topics that are frequently asked in the exam
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 -
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
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 : d | Q.2 : a | Q.3 : b | Q.4 : a | Q.5 : a | Q.6 : c | Q.7 : b | Q.8 : a | Q.9 : d | Q.10 : c
