This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 16 Digestion And Absorption – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 16 Digestion And Absorption Quiz 6 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Enterokinase is secreted by A) Intestinal glands. B) Pancreatic duct. C) Liver. D) Salivary gland. Show Answer Correct Answer: A) Intestinal glands. 2. Our teeth are- A) Acrodont and homodont. B) Homodont and polyphyodont. C) Thecodont, diphyodont and heterodont. D) Acrodont, homodont and polyphyodont. Show Answer Correct Answer: C) Thecodont, diphyodont and heterodont. 3. Breast feeding of an infant less than a year old, is replaced by food deficient in proteins and calories. The child suffers from A) Rickets. B) Marasmus. C) Scurvy. D) Kwashiorkor. Show Answer Correct Answer: B) Marasmus. 4. The juice having maltase, dipeptidase, lipase, nucleotidase, nucleosidase etc is called:- A) Pancreatic juice. B) Gastric juice. C) Intestinal juice / Succus entericus. D) Bile. Show Answer Correct Answer: C) Intestinal juice / Succus entericus. 5. Which of the following food substances is/are absorbed directly without digestion?(1) vitamin C(2) sucrose(3) polypeptide A) Only. B) Only. C) And (3) only. D) And (3) only. Show Answer Correct Answer: A) Only. 6. The innermost layer of human gut forms irregular folds which are known as A) Iumen. B) Villi. C) Rugae. D) Both (b) and (c). Show Answer Correct Answer: D) Both (b) and (c). 7. What is the function of the villi? A) To increase the absorption surface. B) To digest the last nutrients. C) To form feces. D) To comb the small intestine. Show Answer Correct Answer: A) To increase the absorption surface. 8. Dental Formula of Monophyodont teeth- A) 21232123. B) 21022102. C) 00210021. D) 21222122. Show Answer Correct Answer: C) 00210021. 9. Caecum is small blind sac which hosts some symbiotic micro-organisms. From it a small finger like vestigeal organ arises. This organ is called- A) Parotid gland. B) Vermis. C) Vermiform appendix. D) Lacteals. Show Answer Correct Answer: C) Vermiform appendix. 10. Which of the following answers correctly sequences the pathway food takes from the beginning to end? A) Mouth, esophagus, stomach, small intestine, large intestine. B) Mouth, esophagus, stomach, large intestine, small intestine. C) Mouth, stomach, esophagus, small intestine, large intestine. D) Mouth, stomach, esophagus, large intestine, small intestine. Show Answer Correct Answer: A) Mouth, esophagus, stomach, small intestine, large intestine. 11. Fatty acids cross the cell surface membrane of an epithelial cell in the ileum because A) They are small. B) They are attached to micelles. C) They are polar. D) They are lipid soluble. Show Answer Correct Answer: D) They are lipid soluble. 12. What is the main function of the large intestine? A) Absorption of water. B) Absorption of vitamins. C) Absorption of monosaccharides. D) Digestion of vitamins. Show Answer Correct Answer: A) Absorption of water. 13. Which one of the following pairs of food components in humans reaches the stomach totally undigested? A) Protein and starch. B) Starch and fat. C) Fat and cellulose. D) Starch and cellulose. Show Answer Correct Answer: C) Fat and cellulose. 14. In human beings which of the following opens into the duodenum- A) Hepatic duct and pancreatic duct separately. B) Hepato-pancreatic duct. C) 1$_{st}$ hepatic duct, then pancreatic duct. D) 1$_{s}$t pancreatic duct then hepatic duct. Show Answer Correct Answer: B) Hepato-pancreatic duct. 15. Which structure prevent the entry of food in trachea A) Epiglottis. B) Glottis. C) Cardiac sphincter. D) Oesophagus. Show Answer Correct Answer: A) Epiglottis. 16. Which of the following helps digest starch in the mouth ..... A) Salivary amylase. B) Lysozymes. C) Mucin. D) Bolus. Show Answer Correct Answer: A) Salivary amylase. 17. Function of gall bladder is- A) Storage of bile. B) Secretion of bile. C) Formation of digestive enzyme. D) Formation of bile salts. Show Answer Correct Answer: A) Storage of bile. 18. What is the product of digestion by amylase? A) Glucose. B) Maltose. C) Fructose. D) Sucrose. Show Answer Correct Answer: B) Maltose. 19. Which is the element that hardens the tooth enamel? A) Calcium. B) Fluorine. C) Iodine. D) Sodium. Show Answer Correct Answer: B) Fluorine. 20. Which of the following is the correct order for the major parts of the gastrointestinal tract? A) Oesophagus, stomach, large intestine, small intestine, mouth. B) Mouth, stomach, oesophagus, large intestine, small intestine. C) Mouth, small intestine, stomach, oesophagus, large intestine. D) Mouth, oesophagus, stomach, small intestine, large intestine. Show Answer Correct Answer: D) Mouth, oesophagus, stomach, small intestine, large intestine. 21. Bile is produced by the A) Liver. B) Pancreas. C) Small Intestine. D) Large Intestine. Show Answer Correct Answer: A) Liver. 22. What is the process of wave-like muscle contractions that moves food through the digestive tract? A) Pericardium. B) Peristalsis. C) Pepsin. D) Pericoronitis. Show Answer Correct Answer: B) Peristalsis. 23. The organ which absorbs water A) Small intestine. B) Stomach. C) Villi. D) Large intestine. Show Answer Correct Answer: D) Large intestine. 24. What happens to long chain fatty acids and monoglycerides inside ileum epithelial cells? A) They are broken down to fatty acids and glycerol. B) They form triglycerides. C) They are destroyed by lysosomes. D) Nothing. Show Answer Correct Answer: B) They form triglycerides. 25. Hepatocytes secrete- A) Lipase. B) Bile, no digestive enzymes. C) Bile with digestive enzymes. D) Amylopsin. Show Answer Correct Answer: B) Bile, no digestive enzymes. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 16 Digestion And Absorption Quiz 1Class 11 Biology Chapter 16 Digestion And Absorption Quiz 2Class 11 Biology Chapter 16 Digestion And Absorption Quiz 3Class 11 Biology Chapter 16 Digestion And Absorption Quiz 4Class 11 Biology Chapter 16 Digestion And Absorption Quiz 5Class 11 Biology Chapter 16 Digestion And Absorption Quiz 7Class 11 Biology Chapter 16 Digestion And Absorption Quiz 8Class 11 Biology Chapter 16 Digestion And Absorption Quiz 9Class 11 Biology Chapter 16 Digestion And Absorption Quiz 10Class 11 Biology Chapter 16 Digestion And Absorption Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books