Question 9 The digestive system is made up of the

Last updated: 7/2/2023

Question 9 The digestive system is made up of the gastrointestinal tract also called the GI tract or digestive tract and the liver pancreas and gallbladder The GI tract is a series of hollow organs joined in a long twisting tube from the mouth to the anus The food and liquids pass through these organs during their processing and get converted into forms absorbable into the bloodstream i Digestion of food starts from which organ of the digestive system a Mouth due to the presence of saliva b Oesophagus that moves the food towards stomach c Small intestine that releases juices for fat breakdown d Stomach which helps in churning the food ii A student sets up an experiment to study the role of enzymes in digestion of food In which test tube the digestion of protein will occur a Test tube A as pepsin will breakdown into simple molecules b Test tube B as HCI will breakdown protein into simple molecules c Test tubes A as pepsin will breakdown protein into simple molecules d Test tube B as HCI will activate pepsin for breakdown of protein into simple molecules A Test tube Egg white Pepsin B Egg white Pepsin HCI iii Why is the inner wall of the alimentary canal not digested although the dige enzymes can digest all the materials that make cells 3 0