Q. The following statements are based on the digestion and absorption of food. Select the correct and incorrect statements and choose an option accordingly from the codes given below I. Active absorption of monosaccharides in the stomach and jejunum is carried out by facilitated transport II. Most of the amino acids (above 95%) are absorbed in the duodenum and jejunum parts of the small intestine III. Food is digested completely before absorption and is used by the body tissues IV. Absorption of water from the small intestine is concerned with the absorption of salts and digested food in order to maintain an osmotic balance with the blood
A) I, II, IV and V are correct, while III is incorrect
B) I, II, III are correct, while IV and V are incorrect
C) III, IV and V are correct, while I, II are incorrect
D) IV and V are correctly, while I, II, III are incorrect
Explanation
Process of digestion is completed in the small intestine of alimentary canal. Majority of the substances and nutrient are also absorbed by the walls of the this part of alimentary canal. Undigested and unabsorbed food is passed to the large intestine, where balance water and product of bacterial digestion are absorbed from the food and rest of the matter is excreted through the anus
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.