Air We Breathe worksheet is helpful for Grade 4 students to learn and practice with our free online EVS worksheets. Download Free Worksheet

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CLASS 4
Subject - EVS
Chapter - Air we breathe
AIR WE BREATHE
1. Fill in the blanks with the options present in the bracket.
a. All humans need air to ___________. (eat/ sleep/ breathe)
b. The quantity of water vapour in the air is referred to as ____________
humidity. (absolute/ partial/ complete)
c. Slow air movement in coastal areas is called ____________.
(wind/ breeze/air)
d. Breathing becomes ________ as we go up. (easy/ difficult)
2. Declare whether the statement is True or False and if it is False,
correct it.
a. Air is limited. (__________)
___________________________________________________.
b. Industries and factories should be shifted near the residential areas.
(____) ___________________________________________________.
c. Our surroundings should be clean. (_______)
___________________________________________________.
3. Match the following:
a. Breeze i. Nitrogen
b. Gust ii. Carbon dioxide
c. We breathe iii. Slow wind in coastal areas
d. We exhale iv. Fast, sudden and strong wind.
e. Air mostly contains v. Oxygen

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ANSWER
1.
a. Breathe
b. Absolute
c. Breeze
d. Difficult
2.
a.False. Correct statement - Air is unlimited.
b. False. Correct statement - Industries and factories should be shifted
away from the residential areas.
c.True
3.
a - iii
b- iv
c- v
d- ii
e- i