Nutrition – Online MCQs Test – Biology 9th

1. Goiter is caused by an insufficient amount of:

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

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

4. Number of amino acids is:

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

6. The secretion of pancreas is called:

7. In paramecium, food is ingested through a special opening called:

8. Stomach is protected against the action of acid by:

9. In human digestive system trachea and oesophagus both connect to the:

10. Saliva is secreted by:

11. Rectum stores:

12. It is essential for plants to synthesize amino acids.

13. Green plants synthesize food through the process of:

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

15. Plants need this in the largest amount.

16. Nitro oxide may cause:

17. Salivary amylase acts on:

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

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

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