An Ecologist Is Studying a Rocky Intertidal Zone

question 52

Multiple Choice

An ecologist is studying a rocky intertidal zone.She maps the area and takes samples to calculate the species diversity.She determines the tidal variations and figures out how long each dominant organism is covered by tides and then analyzes the population density of each dominant species over a year.This ecologist is working at what level(s) of organization?

• A) Ecosystem level only
• B) Population level only
• C) Community level only
• D) Population and community levels
• E) Population, community, and ecosystem levels

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Definitions:

Price Discrimination

A pricing strategy that sells the same product or service at different prices to different customers, often based on willingness to pay, market segment, or purchase volume.

Less Elastic

Describes a demand that is relatively unresponsive to changes in price, indicating that consumers' buying habits do not significantly alter with price fluctuations.

More Elastic

Describes demand that is highly sensitive to changes in price, where consumers significantly alter their quantity demanded with slight price variations.

Price-Discriminating Firm

A company that engages in the practice of charging different prices for the same product in different markets or segments.