Path of carbon dioxide to lesves
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Answer: Plants get the carbon dioxide they need from the air through their leaves. It moves by diffusion through small holes in the underside of the leaf called stomata . ... These let carbon dioxide reach the other cells in the leaf, and also let the oxygen produced in photosynthesis leave the leaf easily.
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co2 is the waste product of cellular metabolism .so you must get rid when you breath out. and o2 take into body .
and it pathway of releasing is
million of ALVEOLI present in lungs .when o2 take from envirnment it move from alveoli then goes to blood in caillaries and otherhand co2 move from blood to capillaries to air in the alveoli then it exhale .
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