If Bacteria and Archaea Are Removed from an Ecosystem,which of the Following

question 33

Multiple Choice

If bacteria and archaea are removed from an ecosystem,which of the following environmental services would be absent?

• A) nitrogen fixation
• B) capture of energy from sunlight
• C) decomposition of dead matter
• D) dissimilation of biomass by respiration

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Definitions:

Transportation Problem

A type of optimization problem in operations research that involves finding the most cost-effective way to distribute products from several suppliers to multiple consumers.

Supply

The total amount of a product or service available for purchase at any given time.

Demand

The desire and ability of consumers to purchase goods or services at a given price.

Optimal Solution

The most efficient, cost-effective, or productive solution to a problem, typically identified through the use of mathematical models and analysis.