Where in the Oceans Are Biologic Communities Thriving Without Sunlight

question 5

Multiple Choice

Where in the oceans are biologic communities thriving without sunlight?

• A)in shallow water, coral reefs
• B)in muds of deep-ocean trenches
• C)around seafloor, hot spring vents in areas of active volcanism
• D)around fissure vents for flood basalts

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Definitions:

Grazing Permits

Licenses issued by government or property owners allowing livestock to graze on land.

Internalize the Externality

The process whereby parties take into account the external costs or benefits of their actions, often through regulatory or market-based mechanisms.

Tragedy of the Commons

A situation in a shared-resource system where individual users acting independently according to their own self-interest behave contrary to the common good of all users by depleting or spoiling that resource.

Excludable

A characteristic of a good or service that means it can be restricted to only those who pay for it; the opposite of a public or non-excludable good.