Question

An onion bulb is a .............. stem ​

Answer 1

Onion ( Allium cepa) is a bulb which is an underground stem. It is a modification of stem where the leaves are modified into thick fleshy scales for the function of storage.

Answer 2

Answer :

Onion bulb is a modified stem because

(i) It has large number of fleshy scale leaves.

(ii) In this, terminal and axillary buds are present.

(iii) Adventitious roots are present on the posterior side.