In ecological terms, a defined region within an ecosystem, such as littoral or sublittoral, is called a ...

In ecological terms, a defined region within an ecosystem, such as littoral or sublittoral, is called a ...

• A. Sublittoral
• B. Algae
• C. Zone
• D. Top Consumer

Answer: (D)

In ecology, parts of an ecosystem that have distinct physical conditions and communities are called zones. The littoral and sublittoral areas are examples of zones along a shore, defined by depth and exposure which shape the organisms found there. The term sublittoral is itself a specific zone, so the general category the question asks for is zone. Algae are organisms, not regions. A top consumer denotes a trophic level, not a spatial area. So the clear answer is zone.

In ecology, parts of an ecosystem that have distinct physical conditions and communities are called zones. The littoral and sublittoral areas are examples of zones along a shore, defined by depth and exposure which shape the organisms found there. The term sublittoral is itself a specific zone, so the general category the question asks for is zone. Algae are organisms, not regions. A top consumer denotes a trophic level, not a spatial area. So the clear answer is zone.