Nutrition – Online MCQs Test – Biology 9th

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

2. Number of essential amino acids is:

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

4. Hemoglobin molecule contains:

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

6. Nutrients are absorbed Into the body through:

7. It is the mode of nutrition in which an organism can’t make its own food but depends on other organisms.

8. In this type of nutrition, complex organic substances are taken in without their being decomposed.

9. Biles salts act on:

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

11. Bile juice is secreted by:

12. An adult’s digestive tract is about:

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

14. 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:

15. Pepsin acts on:

16. It is a sore in gut lining and can be different organs.

17. Saliva is secreted by:

18. In plants, interveinal chlorosis shows deficiency of:

19. Plants need this in the largest amount.

20. Number of amino acids is: