Why Is the Human-Caused Damage to Coral Reefs of Particular

question 87

Multiple Choice

Why is the human-caused damage to coral reefs of particular concern?

• A) Reefs are not particularly sensitive to human-caused disturbance.
• B) Reefs function in the detoxification of marine pollutants.
• C) The physical structure of reefs has an important influence on the movement of ocean currents.
• D) Reefs provide food and shelter for the worldʹs most diverse collection of marine invertebrates and fish.
• E) Reefs represent unique ecosystems that obtain energy through chemosynthesis rather than photosynthesis.

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Definitions:

Advertising

The action of calling public attention to products, services, needs, etc., especially by paid announcements in newspapers and magazines, over the radio or television, on billboards, etc.

Long-run Equilibrium

The state in which all inputs are variable, allowing firms to make adjustments and the market to clear.

Efficient Scale

The level of production at which average total costs are minimized.

Elasticity Of Demand

Elasticity of demand measures how the quantity demanded of a good changes in response to changes in its price.