Diversity of freshwater cyanobacteria and algae in Poland. Advices for participants of biology olympiad

Abstract

Algae are an interesting study object considering large diversity of organisms and their occurrence in different environmental conditions. It is a group of the most plain, autotrophic and cryptogamic plants, occurring in waters and in different wet habitats. This group of plants comprises 11 divisions including 2 prokaryotic (Cyanophyta= Cyanobacteria, Prochlorophyta) and 9 eukaryotic: (Glaucophyta, Haptophyta, Cryptophyta, Dinophyta, Euglenophyta, Rhodophyta, Heterokontophyta, Chlorarachniophyta, Chlorophyta) ones.