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Breathing and Exchange of Gases Quiz
Class XI
Biology
Breathing and Exchange of Gases
12 questions
MEDIUM
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Preview questions
1. What is the primary muscle involved in the process of breathing?
Diaphragm · Intercostal muscles · Abdominal muscles · Pectoral muscles
2. Which gas is primarily exchanged in the alveoli during respiration?
Carbon Dioxide · Oxygen · Nitrogen · Hydrogen
3. What is the term for the volume of air inhaled or exhaled in a normal breath?
Tidal volume · Vital capacity · Residual volume · Total lung capacity
4. Which part of the respiratory system is responsible for filtering and warming the air?
Nasal cavity · Larynx · Bronchi · Alveoli
5. What is the role of hemoglobin in the blood?
Transporting nutrients · Carrying oxygen · Regulating temperature · Fighting infections
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