1. Spirometer measures: A. Capacity of lungs B. Volume of air inhaled and exhaled C. Residual air D. All of these   A   B   C   D   Hint Half-n-half Clue   2. Complete the equation: Glucose + Oxygen = _______ + Water + CO2   Starch   Energy   None of these   Sucrose   Half-n-half Clue   3. Write the correct sequence of the pathway through which air travels after entering the body. A. Larynx, pharynx, trachea bronchioles B. Pharynx, larynx, trachea, bronchioles C. Pharynx, larynx, bronchioles, trachea D. Pharynx, trachea, larynx, bronchioles   A   B   C   D   Half-n-half Clue   4. True or False: Trachea contains 16-20 'C'-shaped cartilaginous rings.   True   False   5. Identify diaphragm in this diagram.   B   C   D   E   Half-n-half Clue   6. True or False: Exhalation and inhalation of air is known as "cellular respiration".   True   False   7. True or False: Breathing through the mouth is considered as good as breathing through the nose.   True   False