A fungus has branched, septate mycelium, generally lacks asexual spores and produces sexual spores externally on a speci
The fungus belongs to Basidiomycetes. Karyogamy and meiosis occur in a basidium, and basidiospores are produced externally on it. Asexual spores are generally absent in this group.
Ref: NCERT Class 11 Biology Chapter 2: Biological Classification Fungi - Phycomycetes Ascomycetes Basidiomycetes