Question

In riccia the photosynthetic filaments are

Answer 1

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Answer 2

ANSWER:

In riccia the photosynthetic filament are 'large', 'hyaline' and form 'loose' and are 'ill defined' and 'discontinuous one celled epidermis'.

EXPLANATION:

Riccia is the widely distributed 'genus' of family Ricciaceae which represents around 200 species. They are most widely distributed in both 'tropical region' and 'temperate regions' of the world.

This genus are represented in India about 33 species. It is green colour in appearance in the 'upper region' of the thallus.