Q. Modification of petiole into leaf like structure is called

 1851  235 Haryana PMTHaryana PMT 2009 Report Error

Solution:

The lamina in compound leaf of some plants (eg, Acacia sp, Parkinsonia) fall off soon and petiole gets modified into sickle shaped leafy tructure, which performs photosynthesis. Such a modified petiole is called phyllode (phyllodia).