Q. In one plant, underground stems are modified to store food and in another plant,the stem tendrils develop from axillary buds to help plants climb. They are

 1856  209 KEAMKEAM 2015Morphology of Flowering Plants Report Error

Solution:

Rhizomes are main underground stems. They are non-green, store food and take part in perennation. They have buds for formation of new aerial shoots during favourable conditions, e.g., ginger, turmeric, etc. Stem tendrils of cucumber are modified aerial stems. They are thread-like sensitive structures which can coil around the main support and help the plant in climbing.