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WorksheetsRevision Paper on BLOW HOT BLOW COLD
Total questions: 9
Worksheet time: 10mins
When we run or do physical exercise, we breathe __________________.
Normally
faster
slower
I’m present in the nose and trap the dust and germs in the air.
Hair
Bones
Both I And II
None of these
We should not breathe through our
Nose
Mouth
Both I And II
None of these
Identify the instrument which is not played by blowing air through it.
Dholak
Whistle
Flute
Mouth organ
Lungs are protected by ________________________.
Ribcage
vertebral column
skull
None of these
Two statements are given – one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below Assertion: We blow out air from our mouth when we drink hot milk or tea. Reason: As the hot milk is warmer than the air we breathe out, makes the hot milk cool faster.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is NOT the correct explanation of A.
A is true but R is false.
A is false but R is true.
Assertion: We can breathe in air through our mouth. Reason: It prevents germs from entering our lungs.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is NOT the correct explanation of A.
A is true but R is false.
A is false but R is true.
Answer the following questions: a) Mita stood in front of a mirror and saw her image. She noticed that her image got blurred. Explain the reason.
b) Write the difference between breathing in and breathing out based on the movements of the following: While breathing in While breathing out Ribcage :- Ribcage :- Diaphragm:- Diaphragm:- Chest :- Chest :- Lungs:- Lungs:-
