Which of These Best Summarizes the Contribution of Cyanobacteria in the Open

question 55

Multiple Choice

Which of these best summarizes the contribution of cyanobacteria in the open ocean?

• A)primary carbon production
• B)oxygenation of the waters
• C)nitrogen fixation
• D)primary carbon production and oxygenation of the waters
• E)primary carbon production,oxygenation of the waters,and nitrogen fixation

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Definitions:

Tactical

Pertaining to actions or strategies carefully planned to achieve a specific end, typically in the military or in business contexts.

Strategic

Refers to a high-level plan or approach designed to achieve long-term or overall goals.

Biased Forecast

A forecast that consistently tends to overestimate or underestimate the actual value due to systematic errors.