Refer to the Figure Below

question 108

Multiple Choice

Refer to the figure below. The Cnidaria are simple marine animals that have either of the two basic body plans shown in the figure.You may be familiar with sea anemones, which have the body plan shown on the left, and you are likely familiar with jellyfish, which have the body plan shown on the right.What feature shared by both of these cnidarians could have been important in providing the conditions that enabled the rise of multicellularity on Earth?

• A) Marine habitat
• B) Tentacles
• C) Shared mouth and anus
• D) Separate internal and external layers
• E) Symmetrical body shape

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Definitions:

John Maynard Keynes

A British scholar in economics whose contributions had a profound impact on how macroeconomics is understood and applied by governments.

Unemployment Rate

A measure indicating the proportion of the workforce that is not employed but is actively seeking work and willing to work.

Recessionary Gap

The difference between the actual output of an economy and the output it would produce if it were at full employment, indicating underperformance.

Equilibrium GDP

The level of Gross Domestic Product (GDP) at which aggregate supply equals aggregate demand, indicating a state of economic balance.