Which of the following statements hold true regarding the given plants X and Y?
Plant X grows in a place where there is very little rainfall, whereas plant Y grows in cold mountainous region.
In plant X, leaves are flat and thin whereas leaves in plant Y are broad.
In plant X, roots have tiny openings at their tips whereas in plant Y roots are long.
In plant X, leaves are modified into spines whereas in plant Y leaves are thin and needle-like.
Q.2
The figure below shows two groups of animals namely 'D' and 'E'. Select the correct option regarding the categorization of the given groups of animals:
Q.3
Given below are a set of phenomena: 1. Tearing of paper 2. Souring of milk 3. Chopping of wood 4. Breaking a glass
Which of the above changes can be reversed?
Q.4
Match column I with column II and select the correct option:
Column I
Column II
1. Nylon
a. fibre obtained from plant
2. Wool
b. animal skin
3. Jute
c. fibre obtained from animal fur
4. Leather
d. fibre not obtained from plant/animal
Q.5
We eat different types of food every day. Food gives us the energy to work, play and live. Which of the following food components are called bodybuilding foods?
Q.6
Consider the following statements and choose the correct option:
Statement 1: A man cuts down the trees and modifies his environment to make life comfortable. By deforestation, he clears the land for agriculture, industries and habitat.
Statement 2: Plants and animals are interdependent. The decay of dead plants and animals provides nutrition to the soil which in turn help in the growth of plants and trees.
Q.7
Choose the correct option and complete the following sentences:
To move the shopping cart in the forward direction, we will have to _________ the cart.
A book is suspended at one of the spring and the other end is on a hook fixed to a wall. The effect of this force will result in spring _________.
Q.8
State which of the following statements are true or false:
1. The painting uses the separation process of evaporation. 2. The separation process of winnowing is used to separate salt from water. 3. Water droplets are seen on the outer surface of a glass when cold water is poured in it. This is due to the condensation of water vapour present in the atmosphere.
Q.9
State the effect of the force in each of the following cases:
James blows the air from his mouth on the smoke rising up from a burning stick.
When we sit on a sofa with springs, then the springs of the sofa get compressed.
Q.10
Read the clues given below and identify the animal from the given options:
Clue 1: I can close my nostrils while diving into the water. Clue 2: I can smell my prey from miles away. Clue 3: I have two layers of fur and a thick layer of fat below my skin.
Answers to Previous Year Questions from CREST Olympiads:
Q.1
d
Q.2
b
Q.3
d
Q.4
a
Q.5
a
Q.6
c
Q.7
a
Q.8
d
Q.9
d
Q.10
d
Students can download the CREST Science Olympiad previous year paper pdf for class 4 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 4 -
CREST Science Worksheets Package for class 4 - 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 4 - 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 4 for free.
Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 4.
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : d | Q.2 : b | Q.3 : d | Q.4 : a | Q.5 : a | Q.6 : c | Q.7 : a | Q.8 : d | Q.9 : d | Q.10 : d
