Which Nutrients Often Limit the Distribution and Abundance of Photosynthetic

question 17

Multiple Choice

Which nutrients often limit the distribution and abundance of photosynthetic organisms?

• A)water and oxygen
• B)nitrogen and phosphorus
• C)carbon dioxide and nitrogen
• D)water and carbon dioxide

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Definitions:

Sedimentary Layers

Layers of rock or soil with internally consistent characteristics that distinguish them from contiguous layers.

Erosion

The method through which natural forces like wind or water cause the erosion and movement of soil, rock, and other materials on the surface.

Contact Metamorphism

Metamorphism resulting from heat and pressure in rocks when they are invaded by magma.

Unconformity

An interface between distinct groups of strata that shows a phase of erosion or no sediment accumulation.