A bryophyte differ from pteridophyte due to lack of?

Hi,

I have a question regarding the life cycles of these plants.PLEASE be very thorough and detailed with your responses

1. Compare the life cycle of the bryophytes with a pteridophyte.In what ways are the pteridophytes better adapted to the landenvironment? If the Earth were to return to a warmer, wetterclimate, would the fern still be better adapted than the bryophyte?Why?

2. Compare the life cycle of a green alga with a bryophyte. Inwhat ways are the bryophytes better adapted to the landenvironment?

what are the major characteristics of schizophyta,bryophyta,pteridophyta,thallophyta and spermatophyta.

Which of the following plant kingdom is called ‘amphibians’?

(a) pteridophyta

(b) thallophyta

(c) tracheophyta

(d) bryophyta.