Most Natural Food Chains Are Only Four or Five Links

question 67

Multiple Choice

Most natural food chains are only four or five links long. The number of trophic levels is limited because

• A) there are more predators than herbivores.
• B) the efficiency in the conversion of food eaten at each level is very low, about 10 percent.
• C) winter kills off most insects and stops the food chains.
• D) space in the ecosystem is limited and so very few larger organisms can live there.
• E) nutrients stop cycling after the fourth or fifth trophic level.

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Definitions:

Measure Map

A tool or process used for defining and tracking the key performance indicators (KPIs) or metrics that are critical to the evaluation of success within an organization or process.

Strategy Map

A visual tool that illustrates a company's strategic objectives and the causal relationships between different elements of its strategy.

Balanced Scorecard

A strategic planning and management system used by organizations to align business activities with the vision and strategy of the organization, improve internal and external communications, and monitor organization performance against strategic goals.

BSC Performance Perspectives

Four dimensions used in the Balanced Scorecard framework for strategic management, including financial, customer, internal processes, and learning and growth perspectives.