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Important Questions

Nutrition and Digestion

Telangana Open School (TOSS) · Class 12 · Biology

Most important questions from Nutrition and Digestion for Telangana Open School (TOSS) Class 12 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.

49 questions35 flashcards5 concepts

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49 Questions·
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Sample Questions

1multiple choice
1 marks

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.

2multiple choice
1 marks

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.

3multiple choice
1 marks

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.

4multiple choice
1 marks

What is the pH of gastric juice?

Show answer

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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Frequently Asked Questions

What are the important topics in Nutrition and Digestion for Telangana Open School (TOSS) Class 12 Biology?
Nutrition and Digestion covers several key topics that are frequently asked in Telangana Open School (TOSS) Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Nutrition and Digestion — Telangana Open School (TOSS) Class 12 Biology?
Understand the core concepts first, then work through the 49 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Nutrition and Digestion?
There are 49 practice questions available for Nutrition and Digestion. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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