- A Swollen underground roots that store starch reserves - carrot
- B Adventitious aerial roots that support the stem - banyan tree
- C Spongy aerial roots that take up oxygen from air - mangrove
- D Thin lateral roots that grip and climb vertical surfaces - ivy
Correct answer: B. Adventitious aerial roots that support the stem - banyan tree
Explanation: Prop roots (pillar roots) are adventitious aerial roots that grow from the trunk and branches downward, entering the soil and supporting the wide-spreading canopy. Classic example: banyan tree (Ficus benghalensis).
Concept context
Internal tissue organisation: meristems, permanent tissues (xylem, phloem, parenchyma), and secondary growth. Frequently tested in NEET.