Protonema occurs in the life cycle of

Options

A. Riccia
B. Funaria
C. Chlamydomonas
D. Spirogyra

Answer

B

Explanation

(b) Protonema represents the juvenile stage of moss (Funaria). It is much-branched, green filamentous structure formed by the germination of spores, under favourable conditions. The protonema consists of (a) some slender rhizoids (b) a number of aerial green prostrate branches bearing small lateral buds which grow up into new moss gametophores.