Which Statement Describes an Important Difference Between a Keystone Species

question 3

Multiple Choice

Which statement describes an important difference between a keystone species and a foundation species?

• A) Keystone species tend to be larger and more abundant than foundation species.
• B) Foundation species tend to be larger and more abundant than keystone species.
• C) Keystone species have large effects on communities; foundation species have smaller effects.
• D) Keystone species have small effects on communities; foundation species have larger effects.
• E) Keystone species have strong interactions with other community members; foundation species do not.

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Definitions:

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A type of adoption where there is some level of contact or exchange of information between the adoptive and biological parents, but direct communication is typically mediated or facilitated through a third party.

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A parent who has contributed to the genetic constitution of a child.

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The decision by individuals or couples to delay having children until a later stage in their lives, often for personal, career, or financial reasons.