NCERT Solutions for Class 6 Science Chapter 4 Sorting Materials into Groups
Solutions of NCERT class 6 science chapter 4 for all questions are given below:
Question: 1 Name five objects which can be made from wood.
Answer: Five objects which can be made from wood are:
(i) Table
(ii) Chair
(iii) Doors
(iv) Bullock Cart
(v) Pencil.
Question: 2 Select those objects from the following which shine Glass bowl, plastic toy, steel spoon, cotton shirt
Answer: Objects which shines are:
Glass bowl and steel spoon, they are lustrous.
Question: 3 Match the objects given below with the materials from which they could be made. Remember, an object could be made from more than one material and a given material could be used for making many objects.
|
Objects |
Materials |
|
Book |
Glass |
|
Tumbler |
Wood |
|
Chair |
Paper |
|
Toy |
Leather |
|
Shoes |
Plastics |
Answer:
|
Objects |
Materials from which they could be made |
|
Book |
Paper, wood |
|
Tumbler |
Glass, wood, plastic |
|
Chair |
Wood, Plastic |
|
Toy |
Glass, wood, paper, plastics, leather |
|
Shoes |
Leather, plastic |
Question: 4 State whether the statements given below are True or False.
(i) Stone is transparent, while glass is opaque.
(ii) A notebook has lustre while eraser does not.
(iii) Chalk dissolves in water.
(iv) A piece of wood floats on water.
(v) Sugar does not dissolve in water.
(vi) Oil mixes with water.
(vii) Sand settles down in water.
(viii) Vinegar dissolves in water.
Answer:
(i) False , stone is opaque, while glass is transparent.
(ii) False , neither of them have lustre.
(iii) False , chalk does not dissolve in water rather it makes a suspension.
(iv) True, a piece of wood floats on water.
(v) False , sugar dissolves in water.
(vi) False , oil does not mix with water rather it makes an emulsion.
(vii) True , sand settles down in water.
(viii) True , vinegar gets dissolves in water.
Question: 5 Given below are the names of some objects and materials:
Water, basket ball, orange, sugar, globe, apple and earthen pitcher
Group them as:
(a) Round shaped and other shapes
(b) Eatables and non eatables
Answer:
(a) Round shaped and other shapes :
|
Rounded shaped |
other shapes |
|
basket ball |
sugar |
|
orange |
apple |
|
globe |
|
|
earthen pitcher |
(b) Eatables and non-eatables :
|
Eatables |
Non-eatables |
|
water |
basket ball |
|
orange |
globe |
|
sugar |
earthen pitcher |
|
apple |
Question: 6 List all items known to you that float on water. Check and see if they will float on an oil or kerosene.
Answer:
Here are some of the items which float on water:
(i) Wood
(ii) Leaves
(iii) Plastic balls
(iv) Thermocol
(v) Feather
(vi) Boat
All the above will float on an oil or kerosene.
Question: 7 Find the odd one out from the following:
a) Chair, Bed, Table, Baby, Cupboard
b) Rose, Jasmine, Boat, Marigold, Lotus
c) Aluminium, Iron, Copper, Silver, Sand
d) Sugar, Salt, Sand, Copper sulphate.
Answer:
a) Baby , as it is not made up of wood.
b) Boat , as it is not a flower.
c) Sand , as it is not a metal.
d) Sand , as it is not soluble in water.
Study Resources Quick Links
Study Notes
Reference Books Solutions
- HC Verma Part 1
- HC Verma Part 2
- RD Sharma Class 9
- RD Sharma Class 10
- RS Aggarwal Class 10
- Lakhmir Singh Class 9
- Lakhmir Singh Class 10
