5 Questions
What form do phytoplankton cells mostly take up phosphorus as?
PO43-
What are the key limiting nutrient(s) mentioned in the text?
Phosphorus
What are the two poorly soluble salts that PO43- precipitates with?
Ca2PO4(OH) and FePO4
What are the trophic states based on Total Phosphorus (TPmix) concentration during winter mixing?
ultra-oligotrophic, oligotrophic, mesotrophic, eutrophic, hypereutrophic
What is the form of Orthophosphoric acid (H3PO4) dissociation mentioned in the text?
H2PO4-, HPO42-, PO43-
Test your knowledge of ecological stoichiometry and phytoplankton nutrients with this quiz. Explore the concept of the Redfield ratio and the composition of algal cells. This quiz is based on the work of Prof. Dr. Dominik Martin-Creuzburg and the foundational research of Sterner and Elser.
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