Question

Spirogyra, Ulva, Marchantia, Ulothrix. *

Answer 1

Answer:

Thallophyta means undifferentiated plant or thallus-like forms, single-celled and non-jacketed reproductive organs and mode of development devoid of an embryo stage. Vascular tissue is absent. True roots, leaves and stem are also absent. It includes only Algae e.g, Gelidium, Ulva, Cladophora, Chara, Ulothrix etc. Marchantia and Riccia are the examples of Bryophyta.