Digestive System Quiz 5

Human digestive system quiz 5:

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{"questionDesription":"Digestive System Quiz 5","questions":[{ "ques": "How do sphincter muscles work?", "answers": [{ "opt": "They contract or expand to push the bolus of food through the oesophagus by peristalsis","selected": "false", "ans": "false" }, { "opt": "They relax to let food enter the stomach","selected": "false", "ans": "true" }, { "opt": "They prevent hydrochloric acid damaging the stomach","selected": "false", "ans": "false" }, { "opt": "None of the above","selected": "false", "ans": "false" } ], "img": "ks2/mcq/stomach.jpg" }, { "ques": "How does saliva help food digestion? Tick the most correct answer.", "answers": [{ "opt": "(a) Saliva keeps the mouth and other parts of the digestive system moist","selected": "false", "ans": "false" }, { "opt": "(b) Saliva breaks down protein in your food","selected": "false", "ans": "false" }, { "opt": "(c) Saliva breaks down carbohydrates in your food","selected": "false", "ans": "false" }, { "opt": "(a) and (c) only","selected": "false", "ans": "true" } ], "img": "ks2/mcq/salivary-glands.jpg" }, { "ques": "Which statement is correct about the pharynx? Tick the most correct answer.", "answers": [{ "opt": "(a) The pharynx is part of both the digestive and respiratory systems","selected": "false", "ans": "false" }, { "opt": "(b) The pharynx is located in the back of the throat","selected": "false", "ans": "false" }, { "opt": "(c) It passes food to the stomach by peristalsis","selected": "false", "ans": "false" }, { "opt": "(a) and (b) only","selected": "false", "ans": "true" } ], "img": "ks2/mcq/digestive-system-upper-part-2.jpg" }, { "ques": "How long does it take a food bolus to reach the stomach?", "answers": [{ "opt": "10 Seconds","selected": "false", "ans": "true" }, { "opt": "5 Seconds","selected": "false", "ans": "false" }, { "opt": "20 Seconds","selected": "false", "ans": "false" }, { "opt": "15 Seconds","selected": "false", "ans": "false" } ], "img": "ks2/mcq/mouth-oesophagus-stomach.jpg" }, { "ques": "What is the stomach?", "answers": [{ "opt": "It is a long tube that connects the pharynx","selected": "false", "ans": "false" }, { "opt": "It is a cul-de-sac at the beginning of the large intestine","selected": "false", "ans": "false" }, { "opt": "It is a large muscly bag","selected": "false", "ans": "true" }, { "opt": "None of the above","selected": "false", "ans": "false" } ], "img": "ks2/mcq/stomach.jpg" }, { "ques": "How does the stomach hold a full meal?", "answers": [{ "opt": "It stretches up to 40 times its size to hold a full meal","selected": "false", "ans": "false" }, { "opt": "It stretches up to 20 times its size to hold a full meal","selected": "false", "ans": "true" }, { "opt": "It stretches up to 10 times its size to hold a full meal","selected": "false", "ans": "false" }, { "opt": "None of the above","selected": "false", "ans": "false" } ], "img": "ks2/mcq/stomach.jpg" }, { "ques": "What type of digestion happens in the mouth?", "answers": [{ "opt": "Physical digestion","selected": "false", "ans": "false" }, { "opt": "Chemical digestion","selected": "false", "ans": "false" }, { "opt": "Physical and chemical digestion","selected": "false", "ans": "true" } ], "img": "ks2/mcq/mouth.jpg" }, { "ques": "Where does the protein digestion begin?", "answers": [{ "opt": "In the stomach","selected": "false", "ans": "true" }, { "opt": "In the mouth","selected": "false", "ans": "false" }, { "opt": "In the oesophagus","selected": "false", "ans": "false" }, { "opt": "None of the above","selected": "false", "ans": "false" } ], "img": "ks2/mcq/human-digestive-system-diagram.jpg" }, { "ques": "Which one is the most correct statement to show what happens to food in the mouth?", "answers": [{ "opt": "You use your teeth to grab and bite food into small pieces","selected": "false", "ans": "false" }, { "opt": "You use your teeth to slice and crush food into small pieces","selected": "false", "ans": "false" }, { "opt": "Digestion starts when you chew your food","selected": "false", "ans": "false" }, { "opt": "All of the above","selected": "false", "ans": "true" } ], "img": "ks2/mcq/mouth.jpg" }, { "ques": "Which one is the most correct statement to show what happens to food in the oesophagus?", "answers": [{ "opt": "The muscles that make up the oesophagus contract to allow for the passage of food","selected": "false", "ans": "false" }, { "opt": "The muscles that make up the oesophagus expand to allow for the passage of food ","selected": "false", "ans": "false" }, { "opt": "The muscles that make up the oesophagus push the bolus of food down towards the stomach","selected": "false", "ans": "false" }, { "opt": "All of the above","selected": "false", "ans": "true" } ], "img": "ks2/mcq/peristalsis.jpg" } ]}

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