Nutrition – Online MCQs Test – Biology 9th

1. The churning action of stomach produces heat which helps to melt:

2. Villi are present in the internal wall of:

3. It causes loss of appetite and liver problems.

4. Heptic portal vein carries food to the:

5. Moulds, mushrooms and yeasts are common examples of:

6. An adult’s digestive tract is about:

7. Green plants are:

8. The body needs it to maintain and replace tissues and their functions.

9. Bile juice is secreted by:

10. Pepsin acts on:

11. Number of essential amino acids is:

12. The single lymph vessel inside the villus is called:

13. Mixing of food in the intestine with digestive juices is called:

14. In this type of nutrition, complex organic substances are taken in without their being decomposed.

15. Salivary amylase acts on:

16. Undigested food is passed into:

17. Number of amino acids is:

18. The energy obtained from carbohydrates, proteins and fats Is measured in units called:

19. Saliva is secreted by:

20. Deficiency of dietary protein causes an imbalance in the gastro-intestinal system.