NCERT Solutions for Class 6 Science Chapter 4 Sorting Materials Into Groups

Class 6 Science Chapter 4 Textbook Questions Solved

Q 1. Name five objects which can be made from wood.

Solution:

a) Table

b) Chair

c) Doors

d) Desk

e) Box

Q 2. Select those objects from the following which shine: Glass bowl, plastic toy, steel spoon, cotton shirt.

Solution:

Glass bowl and  steel spoon are the objects which shine.

Q 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.

Solution:

Q 4. State whether the statements given below are True or False.

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

(ii) A notebook has luster 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.

Solution:

i) False

ii)False

iii) False

iv) True

v) False

vi) False

vii) True

viii) True

Q 5. Given below are the names of some objects and materials:

Water, basketball, orange, sugar, globe, apple and earthen pitcher. Group them as:

(a) Round shaped and other shapes

(b) Eatables and non-eatables

Solution:

(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

Q 6. List all items known to you that float on water. Check and see if they will float on an oil or kerosene.

Solution:

Few items that float on water are as follows:

1. Sponge’s piece
2. Plastic bottle
3. Paper’s piece
4. Thermocol’s piece
5. Wood
6. Plastic ball
7. Cork

However, these items will  not float on an oil or kerosene

Q 7. Find the odd one out from the following:

1. a) Chair, Bed, Table, Baby, Cupboard
2. b) Rose, Jasmine, Boat, Marigold, Lotus
3. c) Aluminium, Iron, Copper, Silver, Sand
4. d) Sugar, Salt, Sand, Copper sulphate

Solution:

a) Baby – others are made up of wood

b) Boat – others are flowers

c) Sand – others are metals

d) Sand – others are soluble in water