Biologyeasy · Past Paper
What is the function of 'Guard cells' in a leaf?
ATransport of food
BOpening and closing of stomata
CProtection against pests
DStorage of starch
✓ Correct Answer: B — Opening and closing of stomata
Guard cells change shape to regulate the opening and closing of the stomatal pore for gas exchange.
Share this question
More from Biology
- Which category of plants is known as the 'flowering plants'?
- What is the term for the movement of food through the digestive tract by muscular contractions?
- What is the specialized connection between two neurons called?
- The movement of water into a root hair cell occurs primarily by which process?
- What is the main reservoir of phosphorus in the phosphorus cycle?