The Diagram Below Shows Two Production Possibilities Boundaries for Country

question 82

Multiple Choice

The diagram below shows two production possibilities boundaries for Country X.
FIGURE 1- 4
-If an economy exhibits the specialization of labour,we know that

• A)each worker is self- sufficient.
• B)most production is artisanal in nature.
• C)job security is ensured.
• D)a barter economy is more suitable.
• E)different individuals are producing different products.

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Definitions:

Parabronchi

The small, air-filled tubes in the lungs of birds through which air flows for highly efficient gas exchange.

Countercurrent Exchange

A mechanism occurring in nature and designed systems wherein two flowing bodies of water, air, or other substances move in opposite directions of each other to maximize the transfer rate of heat or matter.

Concurrent Exchange

A process in which two substances, such as blood and air in the lungs, flow in opposite directions to maximize the transfer of gases or other molecules.

Tracheal Tubes

A network of air tubes in insects that branch throughout the body for gas exchange.