Stems
the stomata
Opening/closing of leaf pores (stoma) has the purpose to control evaporation.
The answer for this question is the Stomata. Though if it is singular it is the Stoma.
Stomata.
the stomata, the underside of a leaf
The opening on the underside of the leaf is called a stomata. Stomata are small pores that allow for gas exchange, enabling the plant to take in carbon dioxide for photosynthesis and release oxygen and water vapor. They can open and close to regulate the flow of gases and water vapor.
The opening (usually on the underside of a leaf) that allows gas exchange to take place which is essential for respiration but which also looses water.
The opening in a leaf that allows for gas exchange is called a stoma (plural: stomata). Stomata are typically located on the underside of the leaf and are bordered by guard cells that regulate their opening and closing to control gas exchange.
the small openings on the underside of a leaf allow water to come in and replenish the leaf :D
A stomata is an opening allows gases to come through.
In the underside of the leaf
These are called "stomata".