Question

Stolon is an example of:

• A. Sub-aerial stem modification
• B. Underground stem modification
• C. Underground root modification
• D. Sub-aerial root modification

Answer 1

The correct option is A Sub-aerial stem modification

Stolon is an example of a sub-aerial stem modification. It is a weak lateral branch that arises from the base of main stem. After growing aerially for some time it bends downwards to touch the ground, where its terminal bud gives rise to a new shoot and adventitious roots. The common stolon bearing plants are Jasmine, Colocasia, etc.