Nutrition and Digestion — Practice Quiz
Telangana Open School (TOSS) · Class 12 · Biology
Try a 4-question quiz on Nutrition and Digestion for Telangana Open School (TOSS) Class 12 Biology: tap an answer to check it and see why.
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Which of the following is an example of holozoic nutrition?
What is the main function of saliva in digestion?
Where does the process of egestion occur?
Which organ produces bile?
Sample Questions
What is the function of hydrochloric acid in the stomach?
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Activates pepsinogen into pepsin
HCl activates the inactive enzyme pepsinogen into active pepsin, which digests proteins. It also kills bacteria and maintains acidic pH.
Which of the following is a vestigial organ in humans?
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Appendix
The vermiform appendix is a vestigial organ in humans, meaning it has lost its original function through evolution.
Which step of nutrition involves the utilization of digested food by body cells?
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Assimilation
Assimilation is the process where digested nutrients are used by body cells for growth, repair, and energy.
What is the pH of gastric juice?
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pH 1–2
Gastric juice is highly acidic due to hydrochloric acid secreted by oxyntic cells, maintaining a pH of 1–2.
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