CREST Science Olympiad Class 8 Previous Year Papers

>>> 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

Syllabus:

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

The pressure at a certain depth in river water is p1 and at the same depth the pressure in seawater is p2. Given that the density of seawater is greater than that of river water. Identify the correct relation between p1 and p2:

Q.3

What benefit does yeast gain from carrying out fermentation?

Q.4

Fill in the blank:

Equal force F acts on isolated bodies A and B as shown. The mass of B is three times that of A. The magnitude of the acceleration of A is ___________.



Q.5

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

Assertion: The temperature increases inside the fractionating column on going from the bottom to the top.

Reason: The column is not heated at the bottom.

Q.6

The sound produced by a tuning fork travel from air to glass. Which of the following physical quantities remains the same?

  1. Velocity
  2. Frequency
  3. Wavelength
  4. Amplitude

Q.7

Which of the following problem is not related to our environment?

Q.8

Fill in the blank:

A duster rests on a table, exerting a downward force on the table. The reaction to this force is _____________.

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

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

Assertion: Fungi are a large group of organisms which do not photosynthesise.
Reason: All fungi are generally made up of fine threads called hyphae.

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

Q.1bQ.2cQ.3bQ.4aQ.5dQ.6bQ.7aQ.8bQ.9cQ.10b

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.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 8 -

  1. CREST Science Worksheets Package for class 8 - 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
  2. CREST Science Olympiad book for class 8 - 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 8 for free.

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

70%