a YongYee Lim 12 éve
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gills
oxygen enters blood, carbon dioxide leaves
mouth
takes in water that contains oxygen
exchange of gases through these tiny openings.they are usually found on the underside of the leaves, away from direct sunlight,this is to prevent water evaporating too fast through the stomata
Plants take in oxygen from the air to produce energy, carbon dioxide is produced.this process takes place all the time
it occurs in the day, it is a process which plants make their own food. the plant take in carbon dioxide and gives out oxygen
tubes that transport water and mineral salts from the roots to other parts of the body
tubes that transport sugar made in the leaves to other parts of the plant
Take in Oxygen needed for the body and removal of carbon dioxide, it also works with the circulatory system so that the oxygen could be pass to all parts of body
the heart pumps the blood rich in oxygen, the blood pass trought the blood vessels to pass digested food, oxygen to all parts of body
break down food into simpler substances and produce energy for the body
Gives the body a shape, support the body, protect organs and soft areas of body
gives the body a shape, to give the body strenght to move
