Q. Go through the following statements regarding starch digestion. Separate true and false statements and select the correct option accordingly I. Digestion of starch starts from the mouth II. Around 30% of the starch is digested in the stomach III. Digestion of food requires the action of pancreatic juices IV. Digestion of food is completed in the longest part of the alimentary canal
A) All are true
B) I, III and IV are true while II is false
C) II and III are false while III and I are true
D) II and, IV are false while III and I are true
Explanation
Process of digestion starts in the mouth, continues in stomach and is completed in small intestine. In buccal cavity or oral cavity, the digestion of carbohydrates gets started and 30% of polysaccharides present in the food gets converted into disaccharides (maltose). Rest 70% of carbohydrates the completely digested in the small intestine
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.