Class 11 NEET Biology Morphology Of Flowering Plants Questions Part 1

(a) : A tuber is the swollen tip of the underground branch. Tubers are round or oval in shape. Each tuber has many notches on the surface called 'eyes'. These are in fact axillary buds which grow into new plants during favourable conditions. Unlike other underground stems, tubers do not give off adventitious roots; e.g., Solanum tuberosum (potato).