Question

Ginger and sweet potato are modifications of

• A. stem
• B. root
• C. stem and tap root respectively
• D. stem and adventitious root respectively

Answer 1

The correct option is D

stem and adventitious root respectively

Ginger is an example of a rhizome. It is a fleshy, non-green underground stem. It has distinct nodes and internodes. The nodes bear dry scale leaves with axillary buds. Underground stems of potato, ginger, turmeric, zaminkand, colocasia are modified to store food in them. They also act as organs of perenation to tide over conditions unfavourable for growth. Sweet potato is an adventitious root modification. The roots are modified are swollen into irregular forms and are known as tuberous roots.