sir/mam can u give 2 reasons to explain that the onion is a modified stem ?plzzzzzzzzzzz answer this question as quick as possible.
The onion consists of reduce disc shaped stem. It is a modified stem as it is present underground and bears fleshy scaly leaves in the form of bulb and small roots in the form of rhizoids.
However onion bulb is a modification of leaves. These leaves are modified to store food.