Nutrition – Online MCQs Test – Biology 9th

1. An adult’s digestive tract is about:

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

3. Herbivores consume:

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

5. Organisms which derive their food from dead and decaying organic material are called:

6. Vitamins are of:

7. 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:

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

9. Gastric juice composed of:

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

11. Deficiency of vitamin-K causes:

12. Heterotrophs are also called:

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

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

15. Stomach opens into:

16. It is a condition In which thyroid gland becomes enlarged and It results in swelling in neck:

17. Deficiency of vitamin-D causes:

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

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

20. It is released In the process of photosynthesis.