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
The simple form of nutrients obtained after digestion gets absorbed in __(I)__. The remaining matter goes into the __(II)__ where an excess of __(III)__ is absorbed. The remaining waste is called __(IV)__ and it is pushed into the rectum where it is stored before leaving the body through the anus.
Q.2
Picture 1 shows an athlete running a race and picture 2 shows a biker riding a bike on a rough mountain. What is the similarity seen between these two pictures?
Q.3
In a desert climate, plants often have adaptations to conserve water. What is a common adaptation in desert plants?
1. Broad leaves for maximum sunlight absorption
2. Thick, waxy skin to reduce water loss
3. Rapid growth during rainy seasons
4. Shallow root systems for quick water absorption
Q.4
Given below are pictures of corn, papaya and cucumber. Identify the similarity between them correctly:
Q.5
Complete the following sentence:
Pulmonary veins are thick walled blood vessels as they ______________________.
Q.6
Read the following statements and choose the correct one: Statement 1: Conduction can happen only if the objects are in contact. Statement 2: Conduction can happen only if their temperatures are not the same.
Q.7
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.
Q.8
Consider the following statements and choose the correct option: Statement 1: When we stand in front of a bonfire, we experience heat transfer primarily by conduction. Statement 2: If you touch a metal spoon that has been placed in a hot cup of tea, you will feel heat transfer from the spoon to your hand. This heat transfer is primarily due to convection.
Q.9
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.10
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?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
d
Q.2
d
Q.3
b
Q.4
c
Q.5
b
Q.6
d
Q.7
d
Q.8
d
Q.9
b
Q.10
c
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : d | Q.3 : b | Q.4 : c | Q.5 : b | Q.6 : d | Q.7 : d | Q.8 : d | Q.9 : b | Q.10 : c
