Energy Transfer Between Trophic Levels Is Typically Only 10% Efficient

question 80

Multiple Choice

Energy transfer between trophic levels is typically only 10% efficient.Approximately how many kilograms of secondary consumer biomass can be supported by a field plot containing 1,000 kg of plant material?

• A)10,000
• B)1,000
• C)100
• D)10
• E)1

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Definitions:

Porphyra

A genus of red algae that grows in cold seawater and is commonly used as nori in sushi preparation.

Aquatic Food Chains

The hierarchical sequence of organisms each dependent on the next as a source of food in an aquatic environment.

Diatoms

Diatoms are a major group of algae, characterized by their unique cell walls composed of biogenic silica.