Bird Guides Once Listed the Myrtle Warbler and Audubon's Warbler

question 33

Multiple Choice

Bird guides once listed the myrtle warbler and Audubon's warbler as distinct species. Recently, these birds have been classified as eastern and western forms of a single species, the yellow-rumped warbler. Which of the following pieces of evidence, if true, would be cause for this reclassification?

• A) The two forms interbreed often in nature, and their offspring survive and reproduce well.
• B) The two forms live in similar habitats and have similar food requirements.
• C) The two forms have many genes in common.
• D) The two forms are very similar in appearance.

Differentiate between diminishing returns to scale and decreasing returns to scale.

Understand factors leading to diminishing marginal returns.

Assess how returns to scale affect long-run average costs.

Interpret the relationship between economies of scale, diseconomies of scale, and long-run cost curves.

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Definitions:

Pull Strategy

A supply chain strategy in which customer orders drive manufacturing and distribution operations.

Transportation Management

The process of planning, executing, and optimizing the movement of goods and materials from their point of origin to their final destination.

Distribution Activities

Processes involved in making a product or service available for use or consumption by end-users or consumers through a distribution channel.

Marketing Chain

The sequence of processes involved in the production and distribution of a product or service, which may include suppliers, manufacturers, and retailers, aimed at delivering value to the consumer.