The Table Below Provides the Total Revenues and Costs for a Small

question 103

Multiple Choice

The table below provides the total revenues and costs for a small landscaping company in a recent year. $\begin{array}{|l|l|}\hline \text { Total R evenues (\$) } & 250000 \\\hline & \\\hline \text { Total Costs (\$) } & \\\hline \text { - wages and salaries } & 150000 \\\hline \text { risk- free return of } 2 \% \text { on owner's capital of } \$ 20000 & 400 \\\hline \text { - interest on bank loan } & 1500 \\\hline \text { cost of supplies } & 27000 \\\hline \text { - depreciation of capital equipment } & 8000 \\\hline \text { - additional wages the owner could have earned in next } & 30000 \\\text { best alternative } & \\\hline \text { - risk premium of } 4 \% \text { on owner's capital of } \$ 20000 & 800 \\\hline\end{array}$ TABLE 7- 2
-Refer to Table 7- 2.The accounting profits for this firm are

• A)$63 500.
• B)$32 700.
• C)$63 100.
• D)$32 300.
• E)$71 500.

Understand the concepts and mechanisms of allopatric and sympatric speciation.

Identify and explain different isolation mechanisms that prevent species interbreeding.

Describe how geographical features and biomes contribute to speciation.

Recognize the role of polyploidy in speciation.

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Definitions:

Parasympathetic Nervous System

A division of the autonomic nervous system responsible for conserving energy and restoring the body to a resting state after periods of stress or danger.

Insula

A portion of the cerebral cortex folded deep within the lateral sulcus (the grove separating the temporal lobe from the rest of the cortex) involved in the processing of emotions, bodily sensations, and autonomic control.

Parasympathetic Nervous System

Part of the autonomic nervous system responsible for rest and digestion, counterbalancing the sympathetic nervous system.

Sympathetic Nervous System

A part of the autonomic nervous system responsible for the body's 'fight or flight' response during stressful or threatening situations.