Nutrition – Online MCQs Test – Biology 9th

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

2. Mixing of food in the intestine with digestive juices is called:

3. It is a component of hemoglobin In red blood cells and Myoglobin in muscle cells.

4. 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:

5. Green plants are:

6. The energy obtained from carbohydrates, proteins and fats Is measured in units called:

7. Which of the following is true of bile salts?

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

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

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

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

12. Hemoglobin molecule contains:

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

14. Saliva contains an enzyme called salivary:

15. Green plants synthesize food through the process of:

16. To make red blood cells, the body needs:

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

18. Bile juice is secreted by:

19. Biles salts act on:

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