Question

Differentiate between 'stem tuber' and 'tuberous root'.

Answer 1

Differentiate between stem tuber and tuberous root:

	Stem Tuber		Tuberous Root
1	It is an underground stem.	1	It is an underground root.
2	It has axillary buds on its surface.	2	It has adventitious buds on its surface.
3	Under favourable conditions, one of the axillary buds sprouts by suppressing the growth of the other buds.	3	All the adventitious buds sprout under favourable conditions to produce leafy shoots and adventitious roots from the base of the shoot.
4	Examples: Potato	4	Examples: Sweet potato