Breathing and Exchange of Gases
Where are casparian strips located in a plant body and what are they made up of? Mention its function.
What is respiration quotient (RQ)? Under what conditions will the value of RQ be 1? Explain.
Define the following and give their values in a normal human adult:
(a) Tidal volume
(b) Expiratory reserve volume
(c) Inspiratory capacity