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15
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What is the function of the lungs?
To take in oxygen and give out carbon dioxide. Oxygen is exchanged for carbon dioxide in the blood.
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15
×
What gas do we take in?
Oxygen
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15
×
What is the function of the hairs in the nose?
To remove dust from the air we breathe in.
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seesaw
Swap points!
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shark
Other team loses 20 points!
Okay!
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rocket
Go to first place!
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lifesaver
Give 5 points!
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15
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Describe how fish take in and give out air in the water. (Clue: Start from the mouth)
Water rich in dissolved oxygen enters through the mouth and passes through the gills. As water flows out from the gills, carbon dioxide is removed.
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15
×
What is the function of the windpipe?
To transport air (oxygen) to and (release carbon dioxide) from the lungs.
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15
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What are the parts of the circulatory system?
Heart, blood and blood vessels
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15
×
Study the chart below. What happens to our breathing rate as we age?
Our breathing rate decreases as we age.
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lifesaver
Give 20 points!
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rocket
Go to first place!
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shark
Other team loses 15 points!
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thief
Give points!
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15
×
How do plants take in and give out air?
During photosynthesis, plant take in carbon dioxide and give out oxygen in their stomata/tiny openings.
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15
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Explain how your breathing rate changes as you exercise.
Our breathing rate increases as we need more oxygen and remove carbon dioxide.
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15
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What are the parts of the repiratory system?
Nose, windpipe and lungs
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15
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State 2 gases that is released when we breathe out.
Carbon dioxide and water vapour
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seesaw
Swap points!
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seesaw
Swap points!
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shark
Other team loses 25 points!
Okay!
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banana
Go to last place!
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