Nutrition – Online MCQs Test – Biology 9th

1. Plants need this in the largest amount.

2. Saliva contains an enzyme called salivary:

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

4. Nitro oxide may cause:

5. In human digestive system trachea and oesophagus both connect to the:

6. All are sources of calcium except:

7. It is the mode of nutrition in which an organism makes its own food from the simple inorganic materials.

8. Deficiency of vitamin-K causes:

9. Hemoglobin molecule contains:

10. Process by which organism obtain and use the nutrients required for maintaining life is called:

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

12. Bile juice is secreted by:

13. This leads to obesity, diabetes and cardiovascular problems.

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

15. To synthesize food, plants and some bacteria have the green pigment called:

16. Deficiency of vitamin-D causes:

17. In paramecium, food is ingested through a special opening called:

18. Carnivores consume:

19. All animals, non-green plants and fungi are:

20. The stomach produces: