Question

An onion bulb is a
a. combination of underground stem and modified leaves
b. combination of underground stem and roots
c. modification of the leaves above the ground
d. modification of the roots underground​

Answer 1

Answer:

A true bulb is a compressed, underground stem that is sometimes called a basal plate. It has a modified flower bud or other growth point that is surrounded by modified, fleshy leaves that are referred to as scales. A well-known example is an onion. ... A non-tunicate bulb does not have a papery outer coating.

Answer 2

Answer:

Onion is actually a combination of stem and scale leaves.