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.