Sheet1Topic: Digestive SystemBoard: ICSEOptionSl.NoDifficulty LevelQuestion1234Correct OptionAnswerSkill1EasyWhat is the breakdown of naturally occuring food stuffs into diffusable formResoirationTranspirationNutirtionDigestion4Digestion2MediumThe food we eat shall be charged into ---------- ------ form to be utilizedGluose, SugarSoluble, absorbataleGluose, energynone3EasyWhat play a key role in the digestion of food taken inBacrteriaChemicalsEnzymesAll3Enzymes4MediumCharacteristies of Enzymeare:- A. It is a protein, so it is not destroyed by heating/ B. It acts only on sub / C It acts lie a catalyst/ D. It doesn't affect the ratio of chemical reactionA & DB & CA & BC & D2It acts only on sub5HardOptimum tempareature of the enzymes to be best active is-25dgree & 30 dgree30dgree & 40 dgree35dgree & 40 dgreenone335 n 40 dgree6MediumThe digestive system comprises ofmouth & teethmouth & stomachalimentary canal & intestinealmentary canal & digestive glands4almentary canal & digestive glands7MediumWhat is the muscular tube starting mouth & ending at the anusfood pipedigestive glandsalmentary canalnone2digestive glands8MediumThe length of the almantary canal is almost7 meters9 meters12 metersnone29 meters9HardPH is the degree ogSoluvility or insolubilitackus or reactionacidity or alkalinitynone3acidity or alkalinity10MediumWhat speeds up the reaction during degestionchewing food proparlyeating slowlyEnzymesPH3Enzymes11MediumThe fronts limits of mouth are formed bytongue , teethupper- lower lipsteeth, lipsnone2upper- lower lips12EasyThe function of lips is anperceiving sensationspeakingsippingall4all13EasyIt hepls in manipulating food while chewing and mixing salivateethlipstoungenone3tounge14MediumIt is the hardest part of the ma bodyteethnailbonenone15HardTeeth of mammals are enclosed in sockets in the bones so they arehetendantdeciduousthe codentdiphyodont3the codent16HardTeeth are different shape, size and perfoem differnet function, so they areheterodentdeciduousthe codentdiphyodont1heterodent17HardThe condition in which these are 2 set of teeth, milk and permanent is calledheterodentdiphyodentthe codentnone2diphyodent18EasyThe mikk teeth are calledprimarytemporarydeciduousall4all19MediumDe teeth develops when thefoetus in 31/2 months oldchild is 6-8 months oldfoetus is 2 months oldfoetus is 41/2 months old3foetus is 2 months old20EasyPushing up of the the teeth grow is calledgrowing stagegrowthgummingteething21EasyThere are ---------------- sets of milk teeth101520none32022EasyDeciduous teeth grows completely at the age of2 yrs4yrs6yrsnone23HardThe deciduous teeth in each jaw areincisors -2, canines -2, molars -6incisors -4, canines -4 molars -2`none3incisors -4, canines -2, molars -4;24HardBetween the of ------------ & ------------------ the milk teeth start making way for permanet teeth3, 125,126,12none13, 1225EasyThe four froms teeth arecanineIncisarsmolauspremolars2Incisars26HardThe charactoristics of Incisas is/are:- 1. the are sharp & stright 2. their cutting edge are and chisel like 3. they have a single root canal 4. They are used for holding and flaring1 & 21 & 4all except 3all except 4Dall except 427EasyOn the either side of incisors these are onemolarscaninesprenumannoneBcanines28EasyThese are canical shaped teeth used for holding and tearing the foodincisarsmolarscaninespxmolarsCcanines29MediumCharacteristies of canines are 1. they are long and sharp 2. they are conical and pointed 3. they are used for biting and cuttng 4. They have single root1 &24all except 4all except 34all except 330HardWhich of the lower jow are the smaller permanent teethIncisorsconinespxmolardnone1Incisors31EasyNext to the Canines aremolarspremolarsincisorsnone2premolars32MediumThese are ------ no of premolars in all48caninesnone2833EasyIt helps in grinding and cewing foodmolarspremolarscaninesnone2premolars34MediumThe board hupming surface of the premolars are calledHillsdrughumpscusps4cusps35MediumThe premolus are also calledwisdom teethhillscusps436HardThe bone upper molar has ------ root are rest ----- roots2,11,21,1none12,137EasyThese are ------- no of molars on either side of the pimolar on each jaw23462338Mediumfollowing are the charastristics of Molars: 1. they have th to 5 cusps 2. they are used for cushing and grinding foor 3. the last molar develop after the jaws grows on 4. the grew at the adult stage1 & 42 & 33 & 4all4all39MediumAs on the last molar develops at the age of marurity it is calledmatured teethhererodentwisdon toothnone3wisdon tooth40MediumThe dental formula of an adult to teeth isnone341Easy142EasyThe part of the tooth which remain exposed above the gum isneckcrownrootnone2crown43EasyThe -------- remains embedded in a cup like socket of the jaw boneneckrootdentimenone2root44EasyThe slight construction between the root and the crown iscementneckboth2neck45EasySelectthe proper sequence of the part a toothenamet, cement, dentine, pulpenamel, dentine, cement, pulpcement, enamel, detine, pulpnone2enamel, dentine, vement, pulp46MediumWhat is th hardest substance in the bodydentineenamelbonenone2enamel47EasyEnamel is composed ofcalciumprosphoruswaterall4all48MediumColour of enamel is white due appear yellowish in some cases becausein some it is yelloe in colorenamel is transparent and yellow dentine below shows throughbothnone2enamel is transparent and yellow dentine below shows through49MediumWhat form the bulk of the toothenamaldentinecementpulp2dentine50MediumStrands of cytoplasm of the cells runs through the minute canats ofenamelcementdentinenone3dentine51HardWhat is a soft connective issues contained in the ---- of the toothcement, cavitydentine, pulpcavitypulp, dentinepulp, pulpcavity4pulp, pulpcavity52MediumPulp consists ofblood capillanieslymphersselsnere fibersall4all53Hardwhat consists of very smal fivers which extend throught the cement and into the bone socket of the toothligamenttissuesperiodental ligamentperiodontal tissues3periodental ligament54HardWhat serves as the shock absorber while chwingcementjaw bonesperiodental ligamentpremolars3periodental ligament55MediumWhat breaks the food into pieces which can be swallowedbitingcuttingchewingchurning3chewing56MediumWhat increases the surface of digestionmouth & teethtounguechurningchewing4chewing57HardNumerous ----- are found in the mucous membrane which help in digestionligamentChemicalssalivary glandsbolus3salivary glands58HardThe largest salivary gland located behind the ear issublingual glandparotid glandsubnone2parotid gland59MediumWhich salivary glands lies close to the inner of the lower jawparotidsublingualsubmandibularnone3submandibular60HardSublingual glands are found below the -------wind pipefood pipeupper jawtounge4tounge61HardWhich form the glands transport the secrated saliva into the mouthsalivary anylasedietbothnone162MediumWhich tof the following is correct: 1. small quantities of saliva keeps secrating all the 2. while eating flaro decrease 3. sight or smwll of tasty food can causean increase in flow of saliva 4. while eating the flow of saliva increases1 & 31 & 4all except 2all except 43all except 263EasyWhat is a digestive juice which lubricate the food and make the small pieces stick togetherenzymesalivaamylasenone2saliva64HardThe enzyme which salive contains ismaltosebolusptyalinnone3ptyalin65HardAnother name od salivary amylase islmaltosebolusptyalinnone3ptyalin66Hardwhat acts on the stomach foods and breaks down into -------ptyalin, glucoseptyalin, stomachgluose, maltoseptyalin, maltose4ptyalin, maltose67MediumThe daily output of saliva is an adult is between ------- to -----------0.2 to 3 lt0.5 to 2 lt0.1 to 2 ltnone20.5 to 2 lt68MediumThe action of saliva con for a while even after the food is -------------digestedchewedbroken down into piecesswallowed4swallowed69HardThe food has to pass over the ----- in order to enter the ---------windpine, stomachthroat, gulletwindpine, gulletfood pipe to gullet3windpine, gullet70Hardcomposition of salive is ; saliva is acidic fluid and contains -----,------,------,-------calcium, satl, iron, ptyalinwater, salt, mucus, ptyalinwater,iron, ptyalin,none2water, salt, mucus, ptyalin71MediumWhat is a of food particles stuck together to facilitnte swallfood massSalivary foodbolusnone3bolus72MediumSaliva act as a ---------, by dissolving food paritcles to stimulate taste busolutesolventEnzymesnone2solvent73MediumBoiled rice taste sweet if chewed well becauseptyalin converts starch in glucoseptyalin converts glucose intoptyalin converts starch into Maltosenone4none74MediumWhat cleans the mouth and destroy to prevent tooth decaytoothpastemedisinesalivanone3saliva75HardSaliva aids is -------- -------- in the body by giving a feeling of -------- to body waterwater shortage, thirstwater balance, thirstwater imbalance, thirstnone2water balance, thirst76MediumAction during swallowing are 1. The toungue forces te bolus in the pha 2. the soft plate opens the opening between the throat and the nasal pasage 3. the soft plate closes the opening between the throat and nasal passage 4.The is pulled upward the epiglottis closes in clasing1,2,41,3,4allnone21,3,477HardWhen the ------ closes the opening of remains only one passage for the swallowed food calledgullerphaoesophagusboth 1 & 34both 1 & 378HardWhat is a flap the back of the tonguesoft paltepalateharynxepiglottis4epiglottis79MediumWhat prevents the food from enterity into the windpipepalateepiglottisbothnone2epiglottis80MediumSwallowing food is ----- action at the beginningreflexautomakecomplexvoluntary4voluntary81MediumWhen the food reached the back of the mouth swallowing action becames ---------------- actioncomplexreflexvoluntarynone2reflex82MediumWhen the food reaches the ocsophagus it is conducted behind by a special movement calledcontractionrelaxationperistatoisnone3peristatois83MediumThe wave of contriction caused by the circular muscles fo the which pushes the food along is calledredaxationconstrictionperistalsisnone3peristalsis84MediumThe ----- is a slimy fluid secr by the gut which libricates the foodsalivapusMucusnone3Mucus85EasyWhat is the tube which passes a cunducts the food from the throat to the stomachfoof pipewindpipeoesophagusnone3oesophagus86MediumSolid foo dpasses through the gut in ----- while liquid foo takes ----------- seconds6 -8; 2 -36 - 8;3 - 45-6;3-45-6;2-316 -8; 2 -387EasyDigestive does not take pace in -----mouthfood pipegutnone3gut88EasyThe ---- is an elastic bag which strerches to collect foodduodenumintestinepancreasstomach4stomach89HardThe walls of stomach are highly --- and ------- the food, turns it into a ---- and release it in swall quantities to the rest of the --------flexible, grind, pase, body partsmuscular, churn, liquid, almentary canalmuscualr, grind, liquid, body partsmuscular, churn, pase, alimentary canal4muscular, churn, pase, alimentary canal90HardThe ---- is a circular band of muscles at the lower end of the stomach which stops solid food particles from passing throughchymepyloric sphinctercaesinnone2pyloric sphincter91HardThe ---------- prevents regurg taken from the duodechymecaesinpyloric sphincternone3pyloric sphincter92MediumThe gastric glands in the stomach secrete gastric juice containing the enzme-------chymecasesinogmpepsin4pepsin93MediumPepsin acts proteins so it is calledpeptidesproteasebothnone2protease94EasyPepsin breaks protine into soluble componds calledproteasepeptideschymenone2peptides95EasyThe enzyme found in children act upon the soluble milk protine inprotcaserenincaesinogencaesin1protcase96MediumRenin acts on milk protein ---- and converts it into insolubleprotease, caesinprotease, caesinogencaesinogen, caesincaesin, caesinogen3caesinogen, caesin97EasyAn average adult's stomach can hold ------- to ----- liters of food3,42.31,24,522.398EasyThe gastric secreted by the lining of stomach isclour less, highly scidiccontain watercontain hydrochloric acid & pepsinall4all99MediumThe function of Gasrtic juice is fare 1. to hill grems which may enter with the food 2. activates pepsin to act an carbohydeates 3. activated pepsin to act on proteins 4. acts on pepsinogen to produce pepsin1,2,41,3,4all1100MediumThe food stays in the stomach for about ----- hrs and attains a pulp like form called -------4, pulp3,pulp3, chymenone33, chyme101EasyThe -----allows the chyme to enter little by little to the small intestinebandpyloric sphinetercavitynone2pyloric sphineter102EasyWhen the stomach is overloaded or distrubed ----- occurs because the front -------- opends and ----- is caused throry the content through the mouthcomiting, py , sphincter, peristatorsvomiting, pylonus sphincter, ontiperistalsisolycenty, pyplum valve, backflownone2vomiting, pylonus sphincter, ontiperistalsis103MediumPyloras is an opening forocsophagus into shomachmouth cavity into oesophagusstomach into intestineIntestine into rectum3stomach into intestine104EasyGastric juise centaunsHCL and pepsinpepsin and trypsintrypsin and HCLanylopsin and pepsin1HCL and pepsin105MediumThe dimen of small intre are ----- meters in length and ---- can wide8, 37, 37, 2.58, 2.537, 2.5106MediumThe ----- is coiled and floded in the abdomenduodenmvillesmall intestingnone3small intesting107EasyThe small intestine has regions to sequence calledduodenm, itenm, jejunumdeodenum, jejunum, ilenmduoderum, jejunum, villinone2deodenum, jejunum, ilenm108EasyWhat is the short folded orlooped upper part of the smal intestineduodenumjejunumilenmnone1duodenum109EasyThe -------- form the liver and ----- from due pancreas pour their fluids into the duodenumqdile dust, pancnatic dustbile dust, panrnatic dustbilirubin, biliverdinbiledust, biliverdinbilirubin , pancake dust1bile dust, panrnatic dust110EasyNext to the duodenum is the ----- which means emptyIlenmjejunumpancreasnone1jejunum111EasyThe final stape of digestion takes place in thepancreasjejurnumileumnone3ileum112MediumThe ilenm secrets ---- litres of interstinal juice in adults1,22,33,42,422,3113MediumThe finger like p in the inner line of the ilenm are calledlacteallegumevillinone3villi114MediumThe cilli containsan artery ,a veininter connective blood cappilanslactealall4all115Hardthe inner surface are provided by villi facilitates the ----- of digested foodfilterationferabosorptionnone116EasyThe ---- serces both for digestion and absorption117EasyThe yellowish green watery fulid produced in the liver isbiliverdinbilirubinbilenone3bile118Hardthe common bile dust is forward by the ----- & -----hepatic, cysticenteropeptic, endopepticendopeptic, hepaticnone1hepatic, cystic119EasyThe bile gets temporarily stoored in the ---------liverpancreasstomach into intestinegall bladder4gall bladder120MediumThe color of the bile is due to the pigmentstrypsin, steapsinbeliverdin, belirubinerapsin, lipaxnone2beliverdin, belirubin121MediumThe --- & --- are forward by the break down of the dead and worh out RBCserapsin, tnjpsinbilirubin, biliverdinerapsin, biliverdinnone2bilirubin, biliverdin122HardBile contains lot of ---- to neutralize the acid content of the food received from stomach and make it ---------bile salt, alkalinesodium bicarbonate, alkalinebothnone3both123HardBile salts reduce the ---- of fats and--- thensurface tension, decomposesurface area, emulisifressurface tension, emnlsidiesnone2surface area, emulisifres124MediumThe enzynes sec the pana mylopsin, trypsin, steapsina mylopsin, lipase invertasetrypsin invertase, lipasenone1a mylopsin, trypsin, steapsin125HardWhich digest left over starch into maltosea mylopsintnpsinlipasenone1a mylopsin126HardWhat acts on the remaining proteins and --- to produce smaller peptides and ----trypsin, polypeptides, anuno acidssteapsin, emulsidied fat, glyceroltrypsin, trypsinogen trypsin (active)none1trypsin, polypeptides, anuno acids127HardThe enzyme ------- converts the inactive trypsinogen to active-----enterdcinase, trypsinenterokinase, maltoseenterokinase, amino acidnone1enterdcinase, trypsin128HardWhat acts on emulisified fats to convert them into ------- & --------steapsin, fatty acids, glycerolproteiun peotites, aminoacidssteapsin, fatty acids, glucosenone1steapsin, fatty acids, glycerol129MediumThe intestinal juice the ------- converts peo into amino acideropsinmaltasesucraselactose1eropsin130HardIn the intersinal juice, the -------- converts malose into --------maltose, glucosemaltose, galactoselactase, glucosenone1maltose, glucose131MediumThe sucrase in the intestine convert sucrose into ---------glucosefructosebothnone1both132EasyThe Lactose converts the Lactose into -----glucosegalactosebothnone3both133MediumThe -------- converts ---- fats into ----- and glycerollipase, emulisified, fatty acidmaltose, emulsifies, amino aciderapsin, eamlsified, fatty acidnone1lipase, emulisified, fatty acid134HardThe final products of the food are absorbed in the --------large in testinesmall in testinepancreasnone2small in testine135MediumThe following are absorbed throught the thin epithelium of the villi and reach blood cappileries 1. amino acid 2. simple sugar 3. fatty acids 4. glycerol1 & 23 & 4allnone11 & 2136HardWhat are the first to reach the liver through the hepatic portal veinfattly acid, glycerolfally acid, amino acidfattly acid, simple sugaramino acid and simple sugar4amino acid and simple sugar137HardThe ------ and ------ are abosored tnto the lymph vessel to enter the lympatic systen and finally to the blood streamamino acids, glucosefatty acid, glycerolboth 1 & 2none138EasyIt takes about ---- hrs to enter the large intestine342 yrsnone24139HardThe completely digested food in ilenm is called ---- amino acidamino acidsglycerolglucosechyle4chyle140MediumIt is a physiological procen by which various substances pan across layer of cells ito the internal environment of the bodyingestiondisgestionabsorptionejecktion3absorption141EasyThe large intestine is about ------- meters long234none23142EasyThe parts of large intestine arecaecum, colon, rectumcolon, caecum, rectumduoderum, jejunum,ilenmnone1caecum, colon, rectum143MediumThe --- is a blind pouch situated at the junction of the small and large intestinecoloncaecumrectumnone2caecum144MediumThere is a narrow worm like structure at the clind end on the caecum isvermifom appendixrectumpancreasnone1vermifom appendix145MediumWhich is the vestigial organ in humanpancreascolonappendixnone3appendix146HardThe ---- in the colon digest part of the fibre to form ----- which the colon can absordvirus, fattly acidsbacteria animo acidsbacteria, fattly acidnone3bacteria, fattly acid147EasyThe ----- absorbs much of the water from the undigested residuescaecumcolonrectumnone2colon148MediumWhich salts are absorbed in the and returned to liver by blood circulationcaecumcolonrectumnone2colon149EasyThe material passing intot the large intestine are :- 1. water with undigested matter 2. cellulose and roughape 3. mucus 4. dead cells from the almentary canal1& 23& 41& 4all4all150EasyThe final region of the alimentary canal ends up atileumcaecumanusbowels3anus151EasyThe demi solid digested wast isurinefeacesstoolboth 1 & 34both 1 & 3152EasyThe act of expelling feaces isagestiondeflectionbothnone3both153EasyThe feaces constists : 1. water, dead bacteria 2. fat 3. protein 4. rough1 & 42& 43 & 4all4all154MediumConversion of the absorbed digested food into body material isconversionassumilationabsoptionnone2155MediumDigestive food and absorbed food in wa throughhepatic portalbylupatic systemdeanummation systemboth 1 & 22156MediumSimple sugar isglucose, fructose, galactoseglucose fructose, maltoseglucose, surcose, maltosenone1glucose, fructose, galactose157EasyDigested food which is carried to the liver aresimple sugar, amino acidvitamins, mineralsallnone3all158EasyThe absorbed food are carried to me liver ny the ---- veinhepaticportalhepatic portal4hepatic portal159EasyThe -------- can the excess glucose or excess simple sugar into ----------glactoseglycerolglucosenone3glucose160HardThe glucose is needed in the body of ---------- in cellular ------- and in the ---------- of certain compoundenergy, respiration, synthenisfood, organism, assimilaenergy, organism, assimilationnone1energy, respiration, synthenis161EasyThe ----- serve as building block of proteinfattly acidsglycerolamino acidsnone3amino acids162MediumExcess amino acids are broken down in the ----- by a process called--------pancreas, fermentationliver, deaminatainpancreas, deaminationliver, fermentation2liver, deaminatain163EasyThe process in which nitrogen containing amino groupis remarked & converted into urea for excretion and the removing part from glucose to utilisationdepositionconversiondeamirationnone4none164HardWhich is the largest gland in the bodypancreaslarge intestineliversmall intestine3liver165HardThe ---- lies beneath the diaphragm and partly overlaps the stomachpancreasappendixlivercolon3liver166EasyBlood flow in the liver is over ----- per minute1/2 lt.a liter2 litersnone2a liter167EasyBody's main metabolic center iscolonheartpancreasliver4liver168HardIn the liver all the function asre carried out by only one type of cellepithetial cellriplasmaliver cell4liver cell169HardThe converts blue green color of fehing's solution to ---------redyellowdeeep reddeep brick red4deep brick red170HardThe constit of food is -------- if the and result of fest shows whote to yellow, yelllow to orange clour after adding ammonium hyroxideamino acidsproteinsfatsnone2proteins171HardThe constituant turns blue black after adding iodine solution indicates the presenceamino acidsstarchglucosenone2starch172HardIf ash does not burn after continnd heating it indicatespresence of mineral substancefat cunstancepresence of fatty acidsnone1presence of mineral substanceglucose7830optionpancreaslivercolondepositionjejunumglycerolglucosehttps://experibiz.wordpress.com/2008/09/15/writing-chemical-equations-in-excel-the-easy-way-no-ions/

1,2.2,3----------1,2,2,32,2,1,3----------2,2,1,32,1,2,3----------2,1,2,32,1,2,3----------2,1,2,3

Sheet2Topic: Digestive SystemBoard: ICSEOptionSl.NoDifficulty LevelQuestion1234Correct OptionAnswerSkill6MediumThe digestive system comprises ofmouth & teethmouth & stomachalimentary canal & intestinealmentary canal & digestive glands4almentary canal & digestive glands