Nutrition – Online MCQs Test – Biology 9th

1. Pepsin acts on:

2. Green plants synthesize food through the process of:

3. Heptic portal vein carries food to the:

4. Extra ammonia can increase:

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

6. It plays a very important role to prevent from constipation.

7. For strong bones, we need:

8. 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:

9. Hemoglobin molecule contains:

10. Photosynthesis is a process by which chlorophyll having green plants, algae and some bacteria, synthesize the:

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

12. In plants, it is required for the production of chlorophyll, nucleic acids and enzymes.

13. The hydrochloric acid in gastric juice converts the inactive enzyme pepsinogen into active form called:

14. Salivary amylase acts on:

15. Undigested food is passed into:

16. Plants need this in the largest amount.

17. Goiter is caused by an insufficient amount of:

18. Deficiency of vitamin-D causes:

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

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