Mark the incorrect statement.

Which of the following statements is correct regarding breathing?

Arrange the given steps of the respiration mechanism in the order they occur in the human body:
$I.$ Breathing or pulmonary ventilation
$II.$ Diffusion of $O_2$ and $CO_2$ between blood and tissues
$III.$ Transport of gases by blood
$IV.$ Utilisation of $O_2$ by cells
$V.$ Diffusion of $O_2$ and $CO_2$ across the alveolar membrane
Choose the correct option.

The total pulmonary ventilation is related to the metabolic rate of the body as:

Whales are air-breathers but can live underwater for a long time because they possess:

Given below are two statements.
Statement $I$: Guard cells of stomata are kidney shaped in dicotyledons and dumbbell shaped in monocotyledons.
Statement $II$: In $Cyperus$,both kidney and dumbbell shaped guard cells are present.
In the light of above statements,choose the most appropriate answer from the options given below: