Air Around Us - 2 Class 1 Worksheet Science

Q1: Fill in the blanks

(i) We are surrounded by a blanket of ______.
(ii) We need ______ to breathe.
(iii) Plants need ______ to breathe.
(iv) _______ and _______ generate air.
(v) ________ is called a moving air.
Ans:
(i) Air
(ii) Oxygen
(iii) Carbon dioxide
(iv) Ceiling fan and air-conditioner
(v) Wind

Q2: True or False

(i) Moving air is called oxygen.
(ii) Gale is a natural disaster.
(iii) A cold and slow-blowing wind is called a breeze.
(iv) The ceiling fan doesn’t generate air.
(v) We can’t fill the air inside the balloon.
Ans:
(i) False
(ii) True
(iii) True
(iv) False
(v) False

Q3: Name the following

(i) We are surrounded by a layer that we can’t see but only feel.
(ii) A moving air.
(iii) This gas is required for breathing.
(iv) This gas is released by us.
(v) We use this appliance in the summer season that has three propellers.
Ans:
(i) Air
(ii) Wind
(iii) Oxygen
(iv) Carbon dioxide
(v) Ceiling fan

Q4: Give two examples of each

(i) Air generating machines
(ii) Gas
(iii) Air-filling objects
(iv) Air natural disasters
(v) The things that need air
Ans:
(i) Ceiling fan and Air-conditioner
(ii) Oxygen and Carbon dioxide
(iii) Balloons and cylinders
(iv) Storm and gale
(v) Animals and plants