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Background mimicry (e.g. a moth on bark) involves matching your background more generally than background matching (e.g. bitterns in a marsh).

a. true
b. false

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Final answer:

The statement is false; background mimicry and background matching are often used interchangeably, and they describe an organism resembling its background to avoid predation as opposed to Batesian or Müllerian mimicry which involve mimicry of harmful species' appearances.

Step-by-step explanation:

The statement that background mimicry involves matching your background more generally than background matching is false. In fact, the terms background mimicry and background matching are often used interchangeably to describe how an organism resembles its environment to avoid predation. What the student might be confusing are examples of other types of mimicry, such as Batesian and Müllerian mimicry. Batesian mimicry occurs when a harmless species (e.g., a bee-like robber fly) mimics the coloration of a harmful species (e.g., a bumblebee) to avoid predators, while Müllerian mimicry involves multiple species that are all unpalatable or dangerous and share warning coloration, thereby benefitting from a shared predator learning curve. It's important to distinguish between these forms of mimicry and the concept of an organism matching its background for camouflage.

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