What is the nature of cells in the dikaryotic phase of Ascomycetes and Basidiomycetes?

We can define a facultative parasite as one which

At a stage of their life cycle,Ascomycetes fungi produce fruiting bodies known as ascocarps,which include apothecium,perithecium,and cleistothecium. How are these three types of fruiting bodies different from each other? Discuss the types of fruiting bodies formed by Ascomycetes fungi and differentiate them based on their structures.

Which pair of the following belongs to basidiomycetes?

Which of the following organisms exhibits saprophytic nutrition?

Red rot of sugarcane is caused by which organism?