Assertion : Mosses are evolved from algae.
Reason : Protonema of mosses is similar to some green algae.

Select the correct option for gemmae:

The middle sterile portion in the capsule of moss $(Funaria)$ is:

Choose the correct statement about liverworts.
$I.$ In liverworts,sexual reproduction occurs by the fusion of antherozoids and egg,which are produced in antheridium and archegonium,respectively.
$II.$ Both male and female sex organs may be present on the same thallus or different thalli.
$III.$ The zygote gives rise to a sporophyte,which is differentiated into foot,seta,and capsule.
$IV.$ Some cells of the capsule undergo meiosis and give rise to haploid spores.

The $Riccia$ gametophyte develops from a spore and ends in:

In some liverworts,the ......... helps in the dispersal of spores.