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NCERT Solution for Class 6 Science Chapter 4 - Sorting Materials into Groups

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NCERT Textbook Solutions are considered extremely helpful when preparing for your CBSE Class 6 Science exam. TopperLearning study resources infuse profound knowledge, and our Textbook Solutions compiled by our subject experts are no different. Here you will find all the answers to the NCERT textbook questions of Chapter 4 - Sorting Materials into Groups.

All our solutions for Chapter 4 - Sorting Materials into Groups are prepared considering the latest CBSE syllabus, and they are amended from time to time. Our free NCERT Textbook Solutions for CBSE Class 6 Science will strengthen your fundamentals in this chapter and can help you to score more marks in the examination. Refer to our Textbook Solutions any time, while doing your homework or while preparing for the exam.

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NCERT Solution for Class 6 Science Chapter 4 - Sorting Materials into Groups Page/Excercise 33

Solution 1

Five objects that can be made from wood are: 

(i) Table

(ii) Chair

(iii) Bed

(iv) Door

(v) Bullock cart

Solution 2

Glass bowl and steel spoon

Solution 3






Glass, plastic


Wood, plastic


Wood, paper, plastic



Solution 4

(i) Stone is transparent, while glass is opaque. (False)

Reason: An object which allows light to pass through it completely is called transparent ex. glass. An object that does not allow light to pass through it is called opaque ex. stone.

(ii) A notebook has lustre, while an eraser does not. (False)

Reason: Both note book and eraser do not have lustre, they are non-lustrous.

(iii) Chalk dissolves in water. (False)

Reason: Chalk is insoluble in water.

(iv) A piece of wood floats on water. (True)

Reason: Wood is less dense than water and has air spaces in it so it floats on water.

(v) Sugar does not dissolve in water. (False)

Reason: Sugar is soluble in water.

(vi) Oil mixes with water. (False)

Reason: Oil is immiscible in water.

(vii) Sand settles down in water. (True)

Reason: Sand is heavier than water so it settles down.

(viii) Vinegar dissolves in water. (True)

NCERT Solution for Class 6 Science Chapter 4 - Sorting Materials into Groups Page/Excercise 34

Solution 5

(a) Round-shaped: Basketball, orange, globe, apple, earthen pitcher
Other shapes: Water, sugar
(b) Eatables: Water, orange, sugar, apple
Non-eatables: Basketball, globe, earthen pitcher

Solution 6

Some items that float on water are listed below:
1. Plastic bottle
2. Piece of paper
3. Piece of sponge
4. Piece of thermocol
5. Wood
6. Bamboo
7. Plastic ball
8. Cork
However, none of these items floats on oil or kerosene.

Solution 7

(a) Baby

Reason: Baby is a living being whereas others are non-living objects.

(b) Boat

Reason: Boat is made from wood whereas the other three are flowers.

(c) Sand

Reason: Sand is not a metal whereas other three are metals.

(d) Sand

Reason: Sand is insoluble in water whereas the other three are soluble in water.

TopperLearning provides step-by-step solutions for each question in each chapter in the NCERT textbook. Access Chapter 4 - Sorting Materials into Groups here for free.

Our NCERT Solutions for Class 6 Science are by our subject matter experts. These NCERT Textbook Solutions will help you to revise the whole chapter, and you can increase your knowledge of Science. If you would like to know more, please get in touch with our counsellor today!

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