Worksheets8Be Respiration Detection.
Total questions: 10
Worksheet time: 5mins
The air we breath in is called...
Inhaled air.
Exhaled air.
Exhausted air.
Polluted air.
The air we breath out is called....
Inhaled air.
Exhaled air.
Exhausted air.
Polluted air.
What gas constitutes the largest amount in the air we breath?
Hydrogen.
Carbon dioxide.
Oxygen.
Nitrogen.
What percentage of oxygen is found in air?
78%.
21%
0.03%.
Variable.
What percentage of carbon dioxide do we exhale?
Variable.
0.03%.
21%.
4%.
What percentage of carbon dioxide is found in air?
78%.
21%.
0.03%.
Variable.
The amount of nitrogen in inhaled air is the same as that in exhaled air.
True.
False.
Inhaled air is cleaner than exhaled air.
True.
False.
Inhaled air is warmer than exhaled air.
True.
False.
Plants that grow underwater get their oxygen by....
lungs.
gills.
diffusion.
exhaling.
