Match the following definitions.
a. The organs and glands in the body that are responsible for digestion.
b. Converting food by breaking it down chemically into substances suitable for absorption and assimilation into the body.
c. The process in the alimentary canal by which food is broken up physically, as by the action of the teeth.
d. Involuntary muscle contractions that occur in a wavelike movement pushing the contents of the food forward.
e. A passive biological system that removes excess, unnecessary materials from an organism, so as to help maintain homeostasis within the organism and prevent damage to the body.
1. Excretory System a b c d e
2. Digestive System a b c d e
3. Mechanical digestion a b c d e
4. Chemical digestion a b c d e
5. Peristalsis a b c d e
1. Excretory System: e. A passive biological system that removes excess, unnecessary materials from an organism, so as to help maintain homeostasis within the organism and prevent damage to the body.
2. Digestive System: a. The organs and glands in the body that are responsible for digestion.
3. Mechanical digestion: c. The process in the alimentary canal by which food is broken up physically, as by the action of the teeth.
4. Chemical digestion: b. Converting food by breaking it down chemically into substances suitable for absorption and assimilation into the body.
5. Peristalsis : d. Involuntary muscle contractions that occur in a wavelike movement pushing the contents of the food forward.
1E 2A 3C 4B 5D
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