NCERT Class 6 Science Chapter 4 Sorting Materials into Groups Extra Questions and Answers
Class 6 Science Chapter 4 Extra Inside Questions and Answers – Sorting Materials into Groups. Here in this Page Class VI Students can Learn Extra Questions & Answer 4th Chapter Science fully Inside.
We Provided Here Sorting Materials into Groups Science Chapter 4 Long Answer Type Question, MCQ Questions & Answer, Short Answer Type Questions (2 or 3 marks), and Very Short answer Type Question (1 marks).
Class 6 Science Chapter 4 Extra Question with Answer – Sorting Materials into Groups
Science Chapter 4 Sorting Materials into Groups Class 6 Inside 5 Marks, 3 marks, 2 Marks & And 1 Marks Important Questions and Answers.
MCQ Type Extra Questions
(1) Which of the following has luster?
(a) A plastic toy
(b) A cotton shirt
(c) A stainless steel spoon
(d) A paper
Ans:- (c) A stainless steel spoon
(2) Which of the following is not example of translucent substance?
(a) An oily patch
(b) Palm kept on a lit torch
(c) Butter paper
(d) A wooden box
Ans:- (d) A wooden box
(3) Substance through which we cannot see at all are called ___________.
(a) Translucent
(b) Transparent
(c) Opaque
(d) All of the them
Ans:- (c) Opaque
(4) Some metals often lose their shine and appear dull because of the action of
(a) Air
(b) Water
(c) Chemical
(d) All of them
Ans:- (d) All of them
(5) Grouping together things with similar properties is called _________.
(a) Variation
(b) Classification
(c) Specification
(d) Nomenclature
Ans:- (b) Classification
Very Short Answer Type Extra Questions
(1) Name any one material that has luster.
Solution:
Silver
(2) Arrange the following in their increasing degree of hardness Iron, Wood, Candle wax
Solution:
Candle Wax<Wood<Iron.
(3) List five items to you that float on water.
Solution:
Wood, Dry leaves, Cork, Oil, Wax.
(4) Select those object from the following which shine:
Glass blow, plastic, steel spoon, cotton shirt.
Solution:
Steel spoon, Glass bowl
(5) Name five objects which can be made from wood.
Solution:
Cupboard, table, chair, door, pen holder.
- In case you have missed:- Previous Chapter Extra Questions
02 Marks Extra Questions Notes
(1) Why do we group materials ? (any two points)
Solution:
We group materials for:
Easy availability
To study their properties
(2) What are hard materials ?
Solution:
Materials which cannot be compressed or scratched easily are called hard materials. E.g. Wood.
(3) What are soft materials?
Solution:
Materials that can be easily compressed or scratched easily are called soft materials. Eg: Sponge, cotton.
(4) Differentiate between Soluble materials and Insoluble materials.
Solution:
Soluble materials – Substance that completely disappear in water are called soluble substance. E.g: Salt, sugar.
|
Insoluble materials – Substance that don’t disappear in water are called insoluble materials. Eg.: Sand, soil. |
Long Answer Type Extra Questions
Source: Diksha
More Extra Questions
1) Fill in the blanks:
a) Materials which can be compressed easily are called ____ materials.(Soft)
b) The substances or materials completely dissolve in water, are called _____ materials.(Soluble)
c) Gold is an example of _____ material.(Opaque)
d) _____ is a translucent material.(Frosted glass)
2) What is translucent material?
Ans: The material through which objects can be seen, but not clearly, is called translucent material.
3) Name two substances that are soluble in water.
Ans: Two substances that are soluble in water are salt and sugar.
4) Name two objects that are made of plastics.
Ans: Two objects that are made of plastics are plastic bottle and carry bags.
5) Name two hard material.
Ans: Two hard material are Iron and copper.
6) Answer the multiple choice question:
a) ____ is insoluble in water?
a) Sugar b) Salt c) Wood d) Coffee
Ans: c) Wood
b) _____ is a transparent material?
a) Iron b) Cotton c) Glass d) Gold
Ans: c) Glass
c) ____ is a material?
a) Ball b) Glass c) Chair d) Toy
Ans: b) Glass
d) Materials which are difficult to compress are called _____ materials?
a) Soft b) Hard
Ans: b) Hard
e) Books are made of _____?
a) Paper b) Wood c) Plastics d) Leather
Ans: a) Paper
7) Answer the short questions:
a) What is transparent material? Give two examples.
Ans: The material through which things can be seen, is called transparent material. Example- glass and water.
b) Give two examples of metal. Why does some metals lose their shine and appear dull?
Ans: Two examples of metal are gold and aluminium.
Some metals often lose their shine and appear dull because of the action of air and the moisture on them.
c) Differentiate between opaque and translucent material. Give two examples for each.
Ans: The materials through which we are not able to see, are called opaque materials. Example- wood and metals. But on the other hand the materials through which objects can be seen, but not clearly, is called translucent materials. Example- frosted glass and ice.
8) Give examples for each incident:
a) Some liquids mix well with water while some others do not.
Ans: Vinegar mixes well with water while oil dose not, oil forms a separate layer when kept aside for some time.
b) Some objects float in water while others sink in it.
Ans: Dried leaves fall on the surface of a pond and float while if we throw a stone into the pond, it sinks in it.
9) Make your answer as per the codes provides below :
a) A: Iron is an opaque material.
R:) We are unable to see things through iron.
I.) Both A and R are true and R is the correct explanation of A.
II.) Both A and R are true but R is not the correct explanation of A.
III.) A is true but R is false.
IV.) A is false but R is true.
V.) Both A and R are false.
Ans: I. Both A and R are true and R is the correct explanation of A.
b) A: Salt is called insoluble substance.
R: Salt disappears completely in water.
I.) Both A and R are true and R is the correct explanation of A.
II.) Both A and R are true but R is not the correct explanation of A.
III.) A is true but R is false.
IV.) A is false but R is true.
V.) Both A and R are false.
Ans: IV. A is false but R is true.
10) We notice that some liquids get completely mixed with water. Some others do not mix with water and form a separate layer when kept aside for some time.
a) Sugar is _____ in water. (Soluble/ Insoluble)
Ans: Soluble.
b) _____ does not mix with water and forms a separate layer. (Salt/ Oil)
Ans: Oil.
c) Why does water play an important role in the functioning of our body?
Ans: Water plays an important role in the functioning of our body because it can dissolve a large number of substance.
- In case you have missed:- Next Chapter Extra Questions
good website but if it has mcq type without answer it would be more efficent