Exchange surface in Leaves

Question 1

What are the structures in a leaf?

Answer 1

Palisade mesophyll, upper epidermis, lower epidermis, spongy mesophyll, cuticle, guard cell and stomata.

Question 2

What is the cuticle?

Answer 2

The cuticle is the waxy layer.

Question 3

What do the upper epidermis and lower epidermis do?

Answer 3

They cover the plant

Question 4

What is the purpose of the spongy mesophyll?

Answer 4

It is where gas exchange happens.

Question 5

What is the purpose of the guard cell and stomata?

Answer 5

Transpiration happens here.