A Major Threat to Coral Reefs Is Overgrowth of Algae

question 52

Multiple Choice

A major threat to coral reefs is overgrowth of algae that eventually smother the corals.This overgrowth results from

• A) cooling of surface ocean water.
• B) pollution from boat traffic.
• C) overabundant nitrogen in runoff from fertilized crops.
• D) hurricane damage that creates habitat for algae.
• E) oil spills that nourish algae.

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Definitions:

Navigation Bar

A user interface element that provides users with easy access to primary navigation options across the top or side of a screen or page.

Page Down

A key or command in computer software that moves the visible area of a document or webpage down by one screen without changing the location of the cursor or focus.

Tab

A UI element that divides content into different panes or sections, allowing for easier navigation and organization.

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The process of updating or changing the data within database records.