Which of the following plants grow by a single apical cell?

The plant body is thalloid in

Which of the following is a diploid?

Which of the following is $NOT$ included in the class of bryophytes as classified by Rothmaler?

Funaria is attached to the substratum by

Read the given statements and choose the correct option:
Statement $I$: Gemmae are green unicellular sexual buds which develop in receptacles called gemma cups.
Statement $II$: Protonema develops directly from a spore.