Nutrition – Online MCQs Test – Biology 9th

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

2. Hemoglobin molecule contains:

3. Number of essential amino acids is:

4. Green plants synthesize food through the process of:

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

6. Period of rapid growth and development called:

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

8. Number of amino acids is:

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

10. Villi are present in the internal wall of:

11. Beans, lentils and spinach are the sources of:

12. Biles salts act on:

13. Photosynthesis is a process by which chlorophyll having organisms, synthesize glucose from:

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

15. 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:

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

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

18. Nitro oxide may cause:

19. Undigested food is passed into:

20. In stomach, the food germs and micro-organisms are killed by: