1) Which of the following is not a part of digestive system? a) Brain b) small intestine c) Large intestine d) Liver 2) Which of the following is not an internal organ? a) brain b) tongue c) pancreas d) gall bladder 3) Process of breaking down of food into simpler forms is known as; a) digestion b) excretion c) circulation d) prespiration 4) Teeth doesn't help in a) biting b) chewing c) speaking d) seeing 5) ___________ teeth are also called incisors and are in ________ in number. a) tearing , 4 b) flat, 12 c) broad and grooved , 8 d) flat ,8 6) temporary teeth are ____ in number. a) 12 b) 16 c) 20 d) 32 7) We must a _________ for dental checkups. a) ophthalmologist b) dentist c) padeatrician d) physiotherapist 8) We should __________ our mouth after every meal. a) paint b) polish c) photograph d) wash 9) We should avoid eating a) sugary snacks b) guava c) carrot d) radish 10) We should eat _______ rich food for strong teeth. a) fat b) carbohydrates c) protein d) calcium 11) White outer covering of the teeth is called, a) dentine b) pulp c) enamel d) caries 12) Soft movable part inside our mouth a) tongue b) canines c) gums d) enamel 13) which of the following is not a function of tongue? a) breathing b) speaking c) licking d) swallowing 14) There are _______ pairs of salivary glands. a) 3 b) 6 c) 2 d) 4 15) Saliva converts ________ into ____________. a) Sugar to starch b) Starch to amino acids c) amino acids to fatty acids d) starch to sugar 16) Its a muscular bag like organ a) small intestine b) anus c) stomach d) esophagus 17) Complete digestion of food occurs at ; a) stomach b) mouth c) large intestine d) small intestine 18) This absorbs excess water from the undigested part of the food, a) stomach b) small intestine c) large intestine d) rectum 19) Largest gland of the body, a) Liver b) pancreas c) salivary gland d) thyroid 20) _________is 1.5m long where as _________ is 7m long approximately. a) small intestine, stomach b) stomach, large intestine c) large intestine , small intestine d) oesophagus , small intestine

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