Question

Which of the following groups of plants are propagated through underground roots?

• A. Bryophyllum and Kalanchoe
• B. Ginger, potato, onion and zimikand
• C. Pistia, Chrysanthemum and pineapple
• D. Sweet potato, Asparagus, Tapioca and Dahlia
• E. Agave, wild jam and Oxalis

Answer 1

The correct option is D

Sweet potato, Asparagus, Tapioca and Dahlia

Sweet potato, Asparagus, Tapioca and Dahlia have fleshy, adventitious, tuberous and underground roots, which help in propagation.

Bryophyllum can be propagated by means of leaves.

Rest of the plants in the options given do not have specially modified stems which can help in propagation.