Morphology Of Flowering Plants Root Stem And Leaf Question 151

Question: Presence of sheathing leaf base and ligule are characteristic of [BHU 1992; CET Chd. 1997]

Options:

A) Cycas leaf

B) Fern leaf

C) Banana leaf

D) Grass leaf

Show Answer

Answer:

Correct Answer: D

Solution:

In grasses and many monocots, the leaf base is broad and surrounds the stem as an envelope, such a leaf base is called sheathing leaf base.

An additional outgrowth is present between leaf base and lamina.

It is called ligule.

e.g., Grasses.