cbse 6th Standard Science Sorting Materials into Groups Sample Question Papers Study Material - QB365 Set C | QB365

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cbse 6th Standard Science Sorting Materials into Groups Sample Question Papers Study Material - QB365 Set C

Published on: 24/10/2025

Question Set C

cbse 6th Standard Science Sorting Materials into Groups Sample Question Papers Study Material - QB365

Download CBSE Class 6th Standard CBSE Science question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 6th Standard CBSE Science

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Std: 6th Standard CBSE - Science

chapter: Sorting Materials into Groups - Sample Question Papers

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Questions:

Generic 3

2 x 3 = 6

What are lustrous materials? Give two examples

List all items known to you that float on water. Check and see if they will float on an oil or kerosene.

Generic 2

5 x 2 = 10

Name any two water soluble and water insoluble materials

Name two objects that can float on water and two objects which sink in water

Mixtures of red chilli powder in water, butter in water, petrol in water and honey in water were given to Radha, Sudha, Sofia and Raveena respectively. Whose mixture is in solution form?

Write two things which are made from glass.

Name two materials which do not conduct electricity.

True or False

5 x 1 = 5

Nitrogen gas is insoluble in water

(a)

False

(b)

True

Diamond is known as the hardest natural material.

(a)

False

(b)

True

10.

Mustard oil is soluble in water.

(a)

True

(b)

False

11.

Oil mixes with water.

(a)

True

(b)

False

12.

Sugar does not dissolve in water.

(a)

True

(b)

False

Generic 5

2 x 5 = 10

13.

(a) What do you understand by the term 'classification'?
(b) Differentiate between transparent and opaque materials. Give two examples for each.
(c) How can we make a normal paper translucent?

14.

Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants.

Multiple Choice Question

5 x 1 = 5

15.

Copper metal is a

(a)

Good conductor of heat

(b)

Highly magnetic material

(c)

Translucent material

(d)

Ornamental metal

16.

Select a transparent substance:

(a)

Metal

(b)

Polished wood

(c)

Mirror

(d)

Glass

17.

Which pair of substances among the following would float in a tumbler half-filled with water?

(a)

Cotton thread, thermocol

(b)

Feather, plastic ball

(c)

Pin, oil drops

(d)

Rubber band, coin

18.

While doing an activity in class, the teacher asked Paheli to handover a translucent material. Which among the following materials will Paheli pick and give her teacher?

(a)

Glass tumbler

(b)

Mirror

(c)

Muslin cloth

(d)

Aluminium foil

19.

An iron nail is kept in each of the following liquids. In which case would it lose its shine and appear dull?

(a)

Mustard oil

(b)

Soft drink

(c)

Coconut oil

(d)

Kerosene

Fill up / 1 Marks

5 x 1 = 5

20.

Water is ______ while mustard oil is not.

21.

The property which is identified with nose is _________

22.

Metals are good of __________ heat

23.

Materials which cannot be compressed are called ___________ materials.

24.

The material which ___________ in water is heavier than water.

Match the following

5 x 1 = 5

25.

Shoes

26.

Toy

27.

Chair

28.

Tumbler

29.

Book

1 Marks

5 x 1 = 5

30.

The shopkeeper keeps similar type materials at one place. Why?

31.

If you mix water and starch, what kind of solution you get?

32.

Why oil will not mix with water?

33.

Name two substances that do not shine

34.

Wood is used as a fuel. Which property makes it suitable for this purpose?

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Answers Key:

Generic 3

2 x 3 = 6

The materials which have shining surface are called lustrous materials. Gold and silver are examples of lustrous materials.

List of some items that float on water are
(i) Wood
(ii) Wax
(iii) Thermocol
(iv) Oil
(v) Ice
(vi) Plastic
(b) List of items that float on oil or kerosene are
(i) Wood
(ii) Paper
(iii) Wax
(iv) Plastic
(v) Thermocol

Generic 2

5 x 2 = 10

Soluble materials - Salt and sugar.
Insoluble materials - Sand and chalk

The objects which can float on water are : dried leaves and wood.
The objects which sink in water are : a piece of iron and stone

Raveena has got a solution because honey will dissolve in water whereas red chilli powder, butter and petrol float on water.

Bowls and mirrors are made from glass.

Plastic and wood do not conduct electricity.

True or False

5 x 1 = 5

(a)
False

(a)
False

10.

(b)
False

11.

(b)
False

12.

(b)
False

Generic 5

2 x 5 = 10

13.

(a) Classification means grouping the things on the basis of their similarities and dissimilarities.
(b)

Transparent materials	Opaque materials
Those materials through which things can be seen are called transparent materials. e.g., glass, water	Those materials through which things cannot be seen are called opaque materials. e.g., wood, cardboard.

c) We can make a normal paper translucent by putting few drops of oil on it.

14.

Oxygen gas dissolves in water, i.e. oxygen gas is soluble in water. The plants and animals which live in water use the oxygen dissolved in water for respiration. Thus, oxygen gas dissolved in water is very important for the survival of animals and plants that live in water.

Multiple Choice Question

5 x 1 = 5

15.

16.