NEETBotanyBiological Classification
In the bread mould Rhizopus , asexual reproduction takes place by the formation of specific spores. Identify the correct type of asexual spores and their mode of origin in this fungus.
Options
- AConidia, produced exogenously
- BAplanospores or zoospores, produced endogenously
- CAplanospores or zoospores, produced exogenously
- DBasidiospores, produced exogenously
Correct answer
B. Aplanospores or zoospores, produced endogenously
Step-by-step solution
Rhizopus belongs to the class Phycomycetes. According to NCERT, in Phycomycetes, asexual reproduction takes place by zoospores (motile) or by aplanospores (non-motile). These spores are produced endogenously within a sporangium. Conidia are exogenous asexual spores characteristic of Ascomycetes and Deuteromycetes. Basidiospores are exogenous sexual spores found in Basidiomycetes. Answer: Aplanospores or zoospores, produced endogenously