In bryophytes,the simplest sporophyte is found in:

In which group are embryos present,but a true vascular system is absent?

Spores of $Riccia$ are liberated by

Bryophytes are known as the ....... of the plant kingdom.

Consider the following statements:
$I.$ The liverworts grow usually in moist,shady habitats such as banks of streams,marshy ground,damp soil,bark of trees,and deep in the woods.
$II.$ The leafy members of liverwort have tiny leaf-like appendages in two rows on the stem-like structures.
Choose the correct option.

The aquatic ancestry of bryophytes is best demonstrated by: