Nutrition – Online MCQs Test – Biology 9th

1. At the end of the oesophagus, a muscle that allows food to enter the stomach and preventing food to flow back into the oesophagus is called:

2. Villi are present in the internal wall of:

3. Green plants synthesize food through the process of:

4. Mastication is:

5. An organism needs It in small quantities for the proper functioning of its metabolism.

6. Night blindness, eye infection and respiratory Infections are due to the deficiency of:

7. Small, slippery, spherical mass of food is called:

8. Saliva is secreted by:

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

10. Proteins consist of units called:

11. Essential substances that our body needs in order to grow and stay healthy are known as:

12. It is essential for plants to synthesize amino acids.

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

14. Rectum stores:

15. Pepsin acts on:

16. Which of following statement is correct?

17. In stomach, food has been processed into a thick paste like liquid called:

18. Removal / elimination of the waste products from the body is called:

19. The first part of small intestine is:

20. Deficiency of vitamin-K causes: