Question
Biology Question on morphology of flowering plants
Ginger is an underground stem. It is distinguished from root because
A
it lacks chlorophyll
B
it stores food
C
it has nodes and internodes
D
it has xylem vessels
Answer
it has nodes and internodes
Explanation
Solution
Ginger is a stem and not a root because it has nodes and internodes. Ginger is a rhizome, an underground modification of stem. Rhizome is a branched, prostrate, horizontally growing stem having nodes and internodes. On the nodes, sessile scale leaves are formed which bear buds in their axil.