Do plants breathe?

Guard cells are surrounded by

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.

Give differences: Respiration and Cellular Respiration.

In terrestrial plants,guard cells differ from other epidermal cells in having:

During hibernation,the body temperature of warm-blooded animals remains: