During Ecological Succession, the Species Composition of a Plant Community

question 21

Multiple Choice

During ecological succession, the species composition of a plant community generally

• A) changes from a diverse community in which many plants are common to one in which a few species are numerically dominant.
• B) remains stable as long as climate and human interference remain constant.
• C) changes gradually because each species responds differently to the changing environment.
• D) changes until forest is established and a single species of plant remains.

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Definitions:

Elasticity of Product Demand

The degree to which the demand for a product changes in response to a change in its price.

Labor Costs

The total expenditure by businesses for paying their employees, including wages, benefits, and taxes.

Labor-Intensive

A process or industry that requires a large amount of labor relative to capital in its production processes.

Production Techniques

Methods or processes used in the transformation of inputs into outputs in the production of goods or services.