1. The brightest planet in the solar system 2. Dwarf planet 3. Red planet
Q.2
Two students were having a class discussion about friction. This is what they said: Michael: The force of friction between the tyres of a vehicle and the road helps the vehicle to stop when the brake is applied. Ron: It is possible to write on a glazed paper if there is no friction.
Who among the above students was wrong?
Q.3
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.4
Choose the correct option and complete the sentence given below:
When harmful substances mix with air and make it dirty, it is called air pollution. Air pollution does not cause __________________________.
Q.5
Fill in the blank:
The digestion process starts in the mouth. From the mouth, the food reaches the stomach through the oesophagus. The stomach secretes acids and enzymes that digest food. The thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion is called _________.
Q.6
Consider the following table and choose the correct option:
Vitamin
Source
Functions
X
Spinach, carrot, fish-liver oil
Keeping eyes, hair and skin healthy
Y
Citrus fruits, guava, amla and tomatoes
Keeping gums and joints healthy and building resistance to infections
Q.7
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.8
Fill in the blank:
In a banyan tree, roots grow from the branches, reach the soil and continue growing below the soil. These are called ________________ roots.
Q.9
Different bird species have differently shaped beaks because each species has evolved a beak design that suits its diet and lifestyle. Observe the beaks of these birds below. Which of these birds cannot eat flesh?
Q.10
Matter exists in three states. Which of the following figures shows the arrangement of particles in a solid state?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
c
Q.2
a
Q.3
c
Q.4
d
Q.5
b
Q.6
a
Q.7
d
Q.8
c
Q.9
d
Q.10
c
Practicing Science Olympiad previous years’ question papers for class 4 is the most effective way to succeed in the CREST Science Olympiad. To get an advantage in the competition, candidates are regularly advised to refer to sample papers and build their knowledge. The more students work on Science Olympiad questions, the closer they get to perfection.
The CREST Science Olympiad previous year paper for class 4 can be downloaded directly from this page. The answer key for the questions is also available so that students can cross check their answers with the correct answer.
Answers to Sample Questions from CREST Olympiads:
Q.1 : c | Q.2 : a | Q.3 : c | Q.4 : d | Q.5 : b | Q.6 : a | Q.7 : d | Q.8 : c | Q.9 : d | Q.10 : c
