# MCQ Questions for CBSE Class 6 Chemistry Quiz with Answers

Students can practice the MCQ Questions for Class 6 Chemistry to test their conceptual knowledge and improve in weak areas accordingly. CBSE Class 6th Chemistry Mock Test over here will improve your overall skills in the subject.

## Multiple Choice Questions for Class 6th Chemistry Quiz with Answers

Practice using the Chemistry Grade 6 MCQ Questions Quiz by simply clicking on the conceptwise links mentioned below.

### Air Around Us Questions and Answers

Air Around Us Quiz Question Answer
A gas is colourless, odourless, heavier then air and extinguishes fire, name the gas Carbon dioxide
Nitrogen constitutes nearly __ % of the atmosphere. 78
Name the gas which has the highest percentage in air. Nitrogen
Which of the following is correct about the percentage composition of $$O_2$$ in air? 21%
Nitrogen is the major constituent of air.
True
__________ and __________ are the major components of the atmosphere. Nitrogen and oxygen
The correct ascending order of gases as per their composition in air is: hydrogen < oxygen < nitrogen
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Oxygen constitutes nearly __ % of the atmosphere. 21
Plants consume ____________ and give _____________. carbon dioxide, oxygen

### Changes Around Us Questions and Answers

Changes Around Us Quiz Question Answer
Which of the following changes are irreversible?
All of the above
Which of the following is true?
Melting of ice is reversible change.

Which of the following is not a reversible change?

Cooking of egg to scrambled eggs
Dissolving sugar in water is a: reversible change
The germination of a seed is: a slow, irreversible, desirable, chemical change
Our growth is a/an : Irreversible change
Which of the following is not a reversible change ? Cooking of eggs to scrambled eggs
Making a ring from gold is a/an _____ change and making a statue from wood is a/an _____change. reversible, irreversible
A seed growing into a tree is an example of: Irreversible change
Choose the incorrect statement(s). Physical changes are not reversible.

### Fibre To Fabric Questions and Answers

Fibre To Fabric Quiz Question Answer
We can obtain fabrics by: knitting
True
Natural fibers are obtained from plants and animals whereas synthetic fibers are obtained by chemical processing of petrochemicals. True
The process of removing seeds from cotton is called ginning. True
What are Bast fibres? Stem fibres
State whether true or false :

Fabric is the material produced by weaving or knitting yarn fibres.
True
Coir is also known as: coconut fibre
Yarn is spun thread used for sewing, weaving or knitting. True
After people began to settle in agricultural communities, they learnt to weave ____________ and ____________ into mats and baskets. grass, twigs

### Separation Of Substances Questions and Answers

Separation Of Substances Quiz Question Answer
Water can be separated from salt through: evaporation
Threshing is used for separating
seeds from harvesting stalks
The mixture of pebbles and sand can be separated by using handpicking. True
To separate a mixture in which the solid is insoluble in the liquid, and is also heavier than the liquid, which of the following methods of separation are most suited?
Sedimentation and decantation
Which is the correct order to separate salt from a mixture of salt and sand? Dissolving, Filtration, Evaporation
Winnowing is used to separate: heavier and lighter particles of mixture.
At a particular temperature, a solution that has dissolved as much solute as it is capable of dissolving is said to be a: saturated solution
A solution which contains maximum possible amount of solute at any given temperature is called a:
saturated solution
A mixture of sodium chloride and $${H_2O}$$ can be separated by: Evaporation
solution of sugar in which some more sugar could be dissolved without changing its temperature is called a/an :
unsaturated solution

### Sorting Materials Into Groups Questions and Answers

Sorting Materials Into Groups Quiz Question Answer
Transparent substances: allow light to pass through them.

Find the odd man out in terms of material it is made of:

Gold
Select the group of objects which can be formed by wood. Bullock cart, door, boat

Which of the following has dull appearance?

Bricks

Which of the following objects are correctly matched with its material?

Quilt, bed-sheet, cloth - cotton
Identify the material of clothes. Fibre
Milk and water: mix with each other and so, they are miscible liquids
How many of the following are soluble in water?
salt, sugar, sand, dust
2
Which of the following object(s) are made from leather?
All of the above

Pick one material which is completely soluble in water:

alum

#### Water Class 6 Chemistry MCQ Quiz

In which of the following activities water is used? Agriculture
In which year was 'Ganga Action Plan' launched?
1985
Which of the following is considered as a primary source of water? Rainwater
From where the energy comes which powers the water cycle? from sun
In water cycle, the maximum vaporization takes place: from oceans
When water circulates through the water cycle it can be found in all the _________ forms at any given time somewhere on the earth.
three

During water cycle, the water is circulated from the earth in the form of:

vapour
The solid form of water is known as: ice

The circulation of water from the surface of the earth to the atmosphere and back to the surface is known as:

Water cycle
The total percentage of fresh drinking water on earth is around: $$0.3$$%

### CBSE Class 6th Chemistry Sample Paper MCQ Questions with Answers

Free CBSE 6th Standard Chemistry Exam Mock Test will be of great help with all the concepts and subtopics in the subject. Identify your strengths and weaknesses by attempting the Chemistry Grade 6 Practice Questions and improve your scores in final exams. Get to know the Pattern of Questions that is being asked by solving the CBSE Class 6th Chemistry MCQ Quiz and build a stronger understanding of the subject.

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conclusion

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