Question

Kidney-shaped cells that surround the stoma are called guard cells.

• A. True
• B. False

Answer 1

The correct option is A

True

Guard cells are cells surrounding each stoma. They help regulate the opening and closing of the stoma. When the guard cells are turgid or swollen, the stomatal opening is large and when the guard cells have lost water or flaccid, the stomatal opening closes.