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Important Questions

Respiration

Telangana Board · Class 10 · Biology

Most important questions from Respiration for Telangana Board Class 10 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.

45 questions22 flashcards5 concepts

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45 Questions·
multiple choicemultiple correct

Sample Questions

1multiple correct

Which of the following are products of aerobic respiration?

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Carbon dioxide, Water, Energy (ATP)

Aerobic respiration produces CO₂, H₂O, and ATP energy. Lactic acid and ethanol are products of anaerobic respiration.

2multiple choice

In which organelle does cellular respiration mainly occur?

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Mitochondria

Mitochondria are called 'powerhouses of the cell' because cellular respiration occurs here, producing ATP energy.

3multiple correct

Which of these statements about breathing are correct?

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Inspiration increases chest cavity volume, Diaphragm contracts during inhalation, Rib cage moves up during inspiration

During inspiration, diaphragm contracts, rib cage moves up and out, increasing chest volume. Normal expiration is passive.

4multiple choice

What happens to lactic acid produced during vigorous exercise?

Show answer

It is removed when oxygen becomes available

Lactic acid causes muscle pain during exercise. When oxygen becomes available after rest, it is oxidized and removed from muscles.

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Frequently Asked Questions

What are the important topics in Respiration for Telangana Board Class 10 Biology?
Respiration covers several key topics that are frequently asked in Telangana Board Class 10 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Respiration — Telangana Board Class 10 Biology?
Understand the core concepts first, then work through the 45 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 Respiration?
There are 45 practice questions available for Respiration. 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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