Section 1: Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones, Light, Acids, Bases and Salts, Physical and Chemical Changes, Weather, Climate and Adaptations of Animals to Climate, Fibre to Fabric, Nutrition in Plants and Animals, Respiration in Organisms, Transportation in Plants and Animals, Reproduction in Plants, Natural Resources and Their Conservation.
Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1
In symbiosis two organisms live together and get benefit from each other which is mutually beneficial to both. Which of the following show this type of relationship?
Q.3
What happens when a synthetic fiber like polyester is burned?
A. It melts and drips B. It produces a pleasant fragrance C. It produces a black, sooty smoke D. It ignites with a bright flame
Q.4
Look at the pictures of sealing wax, wooden statue and catechu and identify the similarity between them correctly:
Q.5
Look at the pictures shown below and identify the similarity between them correctly:
Q.6
Complete the following sentence:
Pulmonary veins are thick walled blood vessels as they ______________________.
Q.7
Two non-parallel plane mirrors make an angle of 60o with each other. If a beam of light is incident on one mirror at an angle of 30o to the mirror surface, what is the angle between the incident and emerging rays after two reflections?
Q.8
Study the given experimental set up. What will happen to the drop of fluid in the capillary tube over the next few hours?
Q.9
Which of the following pair is wrongly classified?
Mode of nutrition
Examples of plants
1. Autotrophic
Desert plants
2. Heterotrophic
Cuscuta
3. Saprotrophic
Algae
Q.10
Consider the following statements and choose the correct option: Statement 1: During a chemistry demonstration, the teacher combined hydrogen gas with oxygen gas to form water. This is an example of reversible physical change. Statement 2: Jack conducted an experiment where he mixed vinegar (acetic acid) and baking soda (sodium bicarbonate), resulting in fizzing and the formation of carbon dioxide gas. This is an example of irreversible physical change.
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
d
Q.2
c
Q.3
a
Q.4
a
Q.5
b
Q.6
b
Q.7
b
Q.8
c
Q.9
c
Q.10
d
The CREST Science Olympiad is an international Olympiad exam. This exam requires efficient preparation to achieve good grades in the examination. Practicing Science Olympiad previous years’ question papers for class 7 is one of the best techniques to excel in preparation. These papers help students obtain a better grasp of the types of questions, patterns, and so on. Atleast attempt sample papers for the past few years before appearing for the final exam. Participants can download Science Olympiad previous year paper from this page.
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : c | Q.3 : a | Q.4 : a | Q.5 : b | Q.6 : b | Q.7 : b | Q.8 : c | Q.9 : c | Q.10 : d
