Do plants breathe?

Why do plants not have respiratory organs?

Give differences: Respiration and Cellular Respiration.

The normal temperature of the human body on the Kelvin scale is

Select the correct statements from the following regarding gaseous exchange in plants.
$A$. $A$ terrestrial plant has many air spaces between the cells of leaf and root.
$B$. Woody trees have stomata on bark.
$C$. In aerated soil,oxygen dissolved in water enters root tissue by diffusion.
$D$. Vascular bundles provide thin and large surface area for exchange of gases.
$E$. Carbon dioxide and water vapour diffuse into lenticels.

The normal rate of breathing in a healthy human adult is: