Blog #6 Which level of a food pyramid is the most important?

According to this picture,you can see that the bottom part of this food pyramid is the biggest.There are a lot of different kinds of food in it.Such as noodle,bread,cereal,donut,and rice.They are similar to each other because they all contain an essential substance to human----carbohydrate.lt's the most important thing to us for its big influence to our body.lt not only serves as the job of store energy,but also as structural components. Therefore,we need numerous of them.As this picture shows,we have to eat 6-11 sevings per day.Compare to other part of this food pyramid,there is no doubt about  fruits,fish,or ice-cream play less role than bread and rice in human structure.