1) Which of the following correctly lists the main organs of the digestive system in the order that food passes through them? a) Mouth → Stomach → Esophagus → Small Intestine → Large Intestine b) Esophagus → Mouth → Stomach → Small Intestine → Large Intestine c) Mouth → Esophagus → Stomach → Small Intestine → Large Intestine d) Mouth → Small Intestine → Stomach → Esophagus → Large Intestine 2) Which statement best describes the role of enzymes in digestion? a) enzymes slow down digestion so food can be stored longer. b) enzymes are proteins that help speed up chemical reactions in our bodies. c) enzymes increases the amount of surface area available for the absorption of nutrients d) enzymes transport nutrients through the bloodstream. 3) In your color-coded diagram, which color should you use to show where nutrients are absorbed into the bloodstream? a) purple – absorption b) red – digestion c) blue — mechanical processing d) green – secretion 4) Which organ should be labeled with both mechanical processing and secretion in your diagram? a) stomach b) mouth c) small intestine d) large intestine   5) Which of the following best explains why digestion is important for the body? a) it helps the body eliminate waste through the large intestine.   b) it prevents food from entering the bloodstream directly. c) it keeps the stomach full so we don’t feel hungry.   d) it allows the body to absorb nutrients needed for energy and repair.  

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