Air around us-Worksheets-3

Air around us-Worksheets-3

 

Multiple choice questions:

  1. Why do clothes hanging under the sun become dry after sometime? 

A. The heat of the sun changes the water from the clothes into water vapour

B. As it is very cold, the clothes become dry 

C. None of these 

 

  1. Which of the following is present in air?

A. Sun                  B. Moon              C. Germs

 

  1. Which of the following make air dirty?

A. Plants              B. Germs              C. Animals

 

  1. Which of the following is/are present in air?

A. Trees               B. Water vapour           C. Mountains

 

  1. If we fill air in the ____, it will change its shape.

A. Z:\Rupal\IMAGES\MIX\gif_vase802.gif Jar

B. Z:\Rupal\IMAGES\MIX\gif_carafe121.gifJug

C. Ball

 

Multiple choice questions (with more than one option):

  1. Mark the things which keep/s us healthy.

A. Fresh air          B. Dust       C. Smoke             D. Germs             E. Clean air

 

  1. True or false:

a.       Air occupies space.

b.      Air is present in dust.

c.       We can feel air when we ride a bicycle very fast.

d.      Air is weightless.

e.       Water vapour is present in air.

f.       Germs are present in air.

g.       Germ is a very small living thing that keeps us healthy.

h.      Dust makes the air dirty.

i.        Dirty air is good for health.

j.        To keep the air fresh and clean we should grow green plants.

 

Answer Key:

  1. A
  2. C
  3. B
  4. B
  5. C
  6. A, E
  7. a. True

b. False

c. True

d. False

e. True

f. True

g. False

h. True

i. False

j. True