>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Science Olympiad Previous Year Paper PDF for Class 8:
If your web browser doesn't have a PDF Plugin. Instead you can Click here to download the PDF
Section 1: Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals, Coal and Petroleum, Combustion and Flame, Conservation of Plants and Animals, Cell, Reproduction and Endocrine System, Force and Pressure, Friction, Sound, Chemical Effects of Electric Current, Some Natural Phenomena, Light, Stars and the Solar System, Pollution of Air and Water.
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 |
Q.1 |
Fill in the blank: For showing the full image of an object, the size of the plane mirror should be at least ____________. |
|||
Q.2 |
Stars twinkle but planets do not twinkle. Which of the following is the correct reason for the above-given statement? |
|||
Q.3 |
Choose the correct option and complete the following sentence: The formation of sulphur trioxide from sulphur dioxide and oxygen is an ____________ reaction. |
|||
Q.4 |
What happens in the following reaction? Fe2O3 + 3C → 2Fe + 3CO |
|||
Q.5 |
In the following question, an assertion and a reason are given. Choose the correct option: Assertion: The forces acting on a body can be replaced by the resultant force only as regards the motion of the body as a whole. Reason: The resultant force cannot replace the several forces acting on a body in other respects. |
|||
Q.6 |
Fill in the blank: To a small quantity of X, few drops of HCl are added. Consequently, colourless, odourless gas is produced. This gas on passing through lime water turns it milky proving the presence of ____________ of X. |
|||
Q.7 |
Which of the following problem is not related to our environment? |
|||
Q.8 |
In heavy vehicles, diesel is used as a fuel. Which of the following could be the reason for this? |
|||
Q.9 |
During a lab experiment, Mark used a dye to stain a cell to observe its various structures. Which cellular structure would likely appear colorless or transparent due to this staining process? |
|||
Q.10 |
Susan was walking on ice, her mother advised her to take smaller steps to avoid slipping. Which of the following could be the reason for the smaller steps? |
|||
Your Score: 0/10
Students can download the CREST Science Olympiad previous year paper pdf for class 8 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.
One of the most significant advantages of solving the past years’ papers is that it helps students improve their time management skills, strengthens their understanding of concepts and aids them in applying the concepts they have mastered. Also, solving previous years’ papers a few days before the exam can help students to revise the concepts quickly. Therefore, students must refer to previous years' papers before appearing for the final exam as many advantages are associated with it.
Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 8 -
Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 8.
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : b | Q.2 : c | Q.3 : c | Q.4 : b | Q.5 : c | Q.6 : d | Q.7 : a | Q.8 : c | Q.9 : c | Q.10 : c