Question

The nurse cells are present in the sporogonium of

Answer 1

The Nurse cell is in Trichinella. The trichinella larva enters a cell and developes there.

Answer 2

The correct answer is Riccia.  

Riccia refers to a genus of liverworts in the order Marchantiales. These plants are thallose, that is, not divided into root, stem, and leaf, and are small. In the liverworts, like riccia, not all spore mother cells generate spores in the sporogonium. However, some of the spore mother cells turn into sterile nutritive or nurse cells that provide nourishment to the developing spores.