Question

Which of the following represents petiole?

• A. 1
• B. 2
• C. 3
• D. 4

Answer 1

The correct option is D 4

a) The part labelled as 1 is the leaf lamina.

b) The part labelled 2 is the midrib.

c) The part labelled 3 is leaf margin or leaf blade.

d) The petiole is a stalk that attaches a leaf to the plant stem. The part labelled 4 is the petiole.

Thus, the correct answer is (4).