A Vertical Wall of Variable Height That Is Often Carved

question 1

Multiple Choice

A vertical wall of variable height that is often carved into a beach by wave action at high tide is called a .

• A) berm
• B) beach scarp
• C) foreshore
• D) backshore

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Definitions:

Trophic Level

The rank in the food chain of an organism, determined by the number of energy-transfer steps to that level.

Biomass

The total mass of organisms in a given area or volume, an important energy source and ecological metric for understanding ecosystems.

Biogeochemical Cycle

A nutrient moves among environmental reservoirs and into and out of food webs.

Earth's Sediments

Particles of organic or inorganic material that have been transported and deposited by wind, water, or ice, forming layers on the Earth's surface.