1) What is the correct order of the organs in the digestive system? a) mouth, esophagus, stomach, large intestine and small intestine. b) mouth, esophagus, stomach, small intestine and large intestine. c) mouth, stomach, esophagus, small intestine and large intestine. d) mouth, esophagus, small intestine , stomach and large intestine. 2) What do you call the digestive enzyme of saliva? a) maltose b) pepsin c) ptyalin d) anhylace 3) What does the liver produces that helps in digesting fats? a) enzyme b) bile c) digestive juice d) gall bladder 4) It is where 90% of the digestion of food happen. a) stomach b) mouth c) small intestine d) large intestine 5) What are the two categories of digestion? a) Mechanical and chemical digestion b) Physical and chemical digestion c) Mechanical and botanical digestion d) Chemical and physical digestion 6) It stores and concentrates bile. a) liver b) pancreas c) stomach d) gall bladder 7) It helps the body to break down the food we eat. a) digestive system b) circulatory system c) respiratory system d) skeletal system 8) It is a tube that connects the mouth to stomach. a) diaphragm b) esophagus c) intestines d) pancreas 9) What is the tongue's function in digestion? a) cutting and grinding food b) produce juices that breaks down food c) digest food d) controls movement and helps to mix food 10) Our stomach can contain ____ liters of food. a) 6 b) 3 c) 4 d) 2 11) How long is the digestive system? a) 5 feet b) 6 feet c) 7 feet d) 8 feet 12) What is the main enzyme of the stomach? a) amylace b) ptyalin c) pepsin d) vitsen 13) What is the body’s “chemical factory”? a) gall bladder b) liver c) intestines d) pancreas 14) How long is the small intestine? a) 5 meters long b) 6 meters long c) 7 meters long d) 8 meters long 15) What is the function of the large intestine? a) It stores waste or leftover. b) It produces enzyme c) It helps digest the food. d) Mixes food and produces digestive juices.

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