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.
Q.2
Identify the rock shown below which when powdered is used to polish teeth:
Q.3
Which of the following is the main function of the labelled part called buds in the picture shown below?
Q.4
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
Q.5
Consider the following statements and choose the correct option:
Statement 1: During exercise, the nervous system is primarily responsible for supplying oxygen to the body's tissues. Statement 2: The kidneys are part of the skeletal system and play a crucial role in filtering and eliminating waste products from the blood.
Q.6
Which of the following effect cannot be produced by a force?
Q.7
Unscramble the words given below and select the option that is the cause for soil erosion:
Answers to Previous Year Questions from CREST Olympiads:
Q.1
a
Q.2
b
Q.3
a
Q.4
b
Q.5
d
Q.6
a
Q.7
c
Q.8
d
Q.9
b
Q.10
a
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 -
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 https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
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 : a | Q.2 : b | Q.3 : a | Q.4 : b | Q.5 : d | Q.6 : a | Q.7 : c | Q.8 : d | Q.9 : b | Q.10 : a
