Which of the following plants has a haploid and autotrophic gametophyte?

The bryophytes are fundamentally terrestrial plants but require the presence of water to complete their life cycle. The water is needed for
$I.$ dehiscence of antheridia $II.$ liberation of antherozoids
$III.$ transfer of sperms from antheridia to archegonia
$IV.$ opening of archegonial neck $V.$ the movement of antherozoids into the archegonial neck
Which of the statements given above are correct?

How does water rise from the rhizoids of $Riccia$ to its assimilatory filaments? It is through

Which of the following is a bryophyte?

Bryophytes are called the amphibians of the plant kingdom because:

The plant body in higher plants is well differentiated and well developed. Roots are the organs used for the purpose of absorption. What is the equivalent of roots in the less developed lower plants?