Which of the Following Could Qualify as a Top-Down Control

question 8

Multiple Choice

Which of the following could qualify as a top-down control on a grassland community?

• A) limitation of plant biomass by rainfall amount
• B) influence of temperature on competition among plants
• C) influence of soil nutrients on the abundance of grasses versus wildflowers
• D) effect of grazing intensity by bison on plant species diversity
• E) effect of humidity on plant growth rates

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Definitions:

Compensating Differentials

Wage differences across jobs that reflect the attractive or unattractive aspects of those jobs, serving to equalize the desirability of these positions.

Teacher Quality

Teacher quality encompasses the various attributes of a teacher, including expertise, effectiveness in teaching, and ability to positively influence student outcomes.

Compensating Differential

A difference in wage rates designed to offset the desirability or undesirability of a job or job conditions.

Compensating Differential

A difference in wage rates designed to offset the desirability or undesirability of a job's attributes.