In pteridophytes, the gametophyte is independent living, small thalloid structure called prothallus. In pteridophytes, the primary roots are replaced by adventitious roots. Whereas in bryophytes, the gametophyte is leafy.

Correct Option: B

In pteridophytes, the gametophyte is independent living, small thalloid structure called prothallus. In pteridophytes, the primary roots are replaced by adventitious roots. Whereas in bryophytes, the gametophyte is leafy.

Vegetative reproduction occurs in ferns by fragmentation of rhizome and growth of adventitious buds. In Adiantum caudatum the adventitious buds occur at the leaf tips. It is called the walking fern because of its ability to form new ferns whenever the leaf tip happens to come in contact with soil.

Correct Option: B

Vegetative reproduction occurs in ferns by fragmentation of rhizome and growth of adventitious buds. In Adiantum caudatum the adventitious buds occur at the leaf tips. It is called the walking fern because of its ability to form new ferns whenever the leaf tip happens to come in contact with soil.

In mosses branching is lateral but extraaxillary (Funaria). Marchantia is a dorsiventral dichotomously branched thalloid liverwort. In Sphagnum branching is profuse.

Correct Option: D

In mosses branching is lateral but extraaxillary (Funaria). Marchantia is a dorsiventral dichotomously branched thalloid liverwort. In Sphagnum branching is profuse.

Gametic meiosis is found in all animals. In sporic meiosis the sporophyte produces sporangia where meiosis occurs producing haploid spores.

Correct Option: C

Gametic meiosis is found in all animals. In sporic meiosis the sporophyte produces sporangia where meiosis occurs producing haploid spores.

In the prothallus of a vascular cryptogams the antherozoids and eggs mature at different times which result in failure of self-fertilization.

Correct Option: C

In the prothallus of a vascular cryptogams the antherozoids and eggs mature at different times which result in failure of self-fertilization.