The openings in the surfaces of leaves are known as ________, and the cells that control the size of the openings are called ________.
A) chlorophyll; stomata
B) stomata; guard cells
C) guard cells; stomata
D) stomata; chlorophyll

Question

Quizplus · Accepted Answer

The openings in the surfaces of leaves are called stomata, and the cells that control the size of the openings are called guard cells. Chlorophyll is a pigment found in plant cells that is necessary for photosynthesis, but it is not related to the openings in the leaf surface. Therefore, option B is the correct answer.

The Openings in the Surfaces of Leaves Are Known as ________