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MCQ Chapter 14 Biology Class 11 Maharashtra Board

Human Nutrition

1. What is the outermost layer of the alimentary canal?

Question 1 of 20

2. Which layer of the alimentary canal contains goblet cells that secrete mucus?

Question 2 of 20

3. What are the finger-like foldings in the mucosa of the small intestine called?

Question 3 of 20

4. Which salivary gland is located in front of the ear?

Question 4 of 20

5. What is the largest gland in the human body?

Question 5 of 20

6. What is the structural and functional unit of the liver?

Question 6 of 20

7. Which cells in the liver destroy toxic substances and microorganisms?

Question 7 of 20

8. What is the function of bile juice in digestion?

Question 8 of 20

9. Which part of the pancreas secretes insulin and glucagon?

Question 9 of 20

10. What guards the opening of the hepato-pancreatic duct into the duodenum?

Question 10 of 20

11. What type of digestion involves mastication or chewing of food?

Question 11 of 20

12. What enzyme in saliva converts starch to maltose?

Question 12 of 20

13. What percentage of starch is converted to maltose in the mouth?

Question 13 of 20

14. What is the antibacterial agent in saliva that prevents infections?

Question 14 of 20

15. How long does the stomach store food during digestion?

Question 15 of 20

16. Which cells in the gastric glands secrete HCl?

Question 16 of 20

17. What is the semifluid acidic mass of partially digested food called in the stomach?

Question 17 of 20

18. What neutralizes the acidity of chyme in the small intestine?

Question 18 of 20

19. Which enzyme activates trypsinogen into trypsin in the small intestine?

Question 19 of 20

20. What does pancreatic lipase convert emulsified fats into?

Question 20 of 20

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