The Intertidal Zone Is Somewhat Unusual in Comparison to the Other

question 74

Multiple Choice

The intertidal zone is somewhat unusual in comparison to the other aquatic biomes because

• A) its primary production depends extensively on the photosynthetic output of mutualistic algae.
• B) sand is one of the few aquatic substrates that regularly moves.
• C) it experiences periodic submersion and exposure during the tidal cycle.
• D) the mixing of salt- and freshwater moderates the temperature more so than any other aquatic habitat.

---

Definitions:

Breeder Nuclear Fission

A nuclear fission reaction in which a breeder reactor generates more fissile material than it consumes, thus creating additional fuel during its operation.

Feedback Loop

A process in which the output of a system feeds back into the system as input, either amplifying (positive feedback) or damping (negative feedback) its effects.

Utility Companies

Companies that provide essential services such as water, electricity, natural gas, and sewage treatment to households and businesses.

Fuel-Efficiency Standards

Regulations set by governments to mandate the minimum fuel efficiency level that automobiles must achieve to reduce fuel consumption and emissions.