Question

Swollen leaf base is called ________ and is found in _______ plants.

• A. sheathing, leguminous
• B. pulvinus, non-leguminous
• C. sheathing, non-leguminous
• D. pulvinus, leguminous

Answer 1

The correct option is D pulvinus, leguminous

The leaf base is swollen in certain leguminous plants and is called pulvinus leaf base.
Leguminous plants are the plants that have symbiotic association with nitrogen fixing bacteria.
Sheathing leaf base is found in grasses (grasses). It is formed when the leaf base expands into a sheath and covers the stem wholly or partially.