Nutrition – Online MCQs Test – Biology 9th

1. An adult’s digestive tract is about:

2. The largest part of stomach is:

3. Number of amino acids is:

4. Waves of rhythmic movements of muscle contractions and relaxation which force down food through the oesophagus to the stomach is called:

5. It is released In the process of photosynthesis.

6. Rectum stores:

7. An animal that migrates great distances would obtain the greatest benefit from storing its energy as:

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

9. Villi are present in the internal wall of:

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

11. Hemoglobin molecule contains:

12. Saliva is secreted by:

13. Complex food enzymes is broken down into simpler molecules with the help of enzymes produced by an organelle called:

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

15. Gastric juice composed of:

16. Mastication is:

17. In amoeba, projections of cytoplasm are called:

18. Period of rapid growth and development called:

19. This can lead to deposition of calcium in various tissue.

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