Many of the Organisms in the Ocean Are Nutrient-Limited

question 35

Multiple Choice

Many of the organisms in the ocean are nutrient-limited. If you wanted to investigate this phenomenon, one reasonable approach would be to ________.

• A) observe Antarctic Ocean productivity from year to year to see if it changes
• B) experimentally enrich some areas of the ocean and compare their productivity to that of untreated areas
• C) compare nutrient concentrations between the photic zone and the benthic zone in various marine locations
• D) contrast nutrient uptake by autotrophs in marine locations that are different temperatures

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Definitions:

Defective Systems

Refers to systems or products that fail to meet quality standards or performance expectations due to flaws or errors.

Population Mean

The average value of a characteristic in a population.

Confidence Interval

A spectrum of statistical indicators, sourced from a sample, predicted to involve the secret value of a population parameter.

Normal Distribution

A bell-shaped probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.