Sporangiospore is a distinguishable character of the class –

Correct option is A

Correct option (a) Oomycetes
· Oomycetes produce sporangia which give rise to sporangiospores (zoospores).
· These spores are usually biflagellate and motile.
· Example genera: Phytophthora, Pythium.
Other options:
· (b) Basidiomycetes – Produce basidiospores, not sporangiospores.
· (c) Deuteromycetes – Known for conidia; sexual stage absent.
· (d) Ascomycetes – Produce ascospores in asci.