Addie Joined a Stamp-Collecting Group So She Could Learn More

question 151

Multiple Choice

Addie joined a stamp-collecting group so she could learn more about rare and valuable stamps. Which best explains why she joined the group

• A) social support
• B) sense of identity
• C) safety
• D) meaningful information

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Definitions:

Keystone Species

Keystone species are species that have a disproportionately large effect on their community or ecosystem relative to their abundance, playing a critical role in maintaining the structure of an ecological community.

Community

In ecology, a community is a group of interacting species living in the same area, sharing a common environment.

Small Numbers

A numerical quantity categorized as being less than some arbitrary value, often context-specific.

Keystone Species

A species that plays a critical role in maintaining the structure of an ecological community, affecting many other organisms in the ecosystem.