CBSE Biology Animal Nutrition and Digestion Test Online

1. A dental disease characterized by molting of teeth is due to the presence of a certain chemical element in drinking water. Which of the following is that element?

2. Vitamin-K is required for?

3. Where is protein digestion accomplished?

4. Calcium deficiency occurs in the absence of vitamin?

5. Duct leading from parotid gland and opening into vestibule is?

6. Pancreas produces?

7. In frog the surface of attachment of tongue is?

8. The enzyme enterokinase helps in the conversion of?

9. Whartson's duct is associated with?

10. Which one of the following vitamin can be synthesized by bacteria inside the gut?

11. One of the factors required for the maturation of erythrocytes is?

12. Which of the following pair is characterized by swollen lips thick pigmented skin of hands and legs and irritability?

13. Rennin acts on?

14. Inhibition of gastric and stimulation of gastric pancreatic and bile secretions are controlled by hormones?

15. Most of the fat digestion occurs in?

16. In man the zymogen or chief cells are mainly found in?

17. Lactose is composed of?

18. Secretion of gastric juice is stopped by?

19. Emulsification of fat will not occur in the absence of?

20. For person suffering from high blood cholesterol the physicians recommend?

21. Which one of the following is a matching pair of a substrate and its particular digestive enzyme?

22. The vitamin-C or ascorbic acid prevents?

23. If pancreas is removed the compound which remain undigested is?

24. The layer of cells that secrete enamel of tooth is?

25. What is common among amylase renin and trypsin?

26. The hemorrhagic disease of new born is caused due to the deficiency of?

27. The contraction of gall bladder is due to?

28. The hormone that stimulates the stomach to secrete gastric juice is?

29. Brunner's glands occur in?

30. Release of pancreatic juice is stimulated by?