Physiological Ecologists Study

question 25

Multiple Choice

Physiological ecologists study

• A) nutrient cycling and energy flow through ecosystems.
• B) exchanges of materials, energy, and organisms between communities.
• C) physiological and anatomical mechanisms by which organisms deal with variation in their physical and chemical environment.
• D) physiological and anatomical mechanisms by which organisms deal with variation in their social environment.
• E) None of the choices are correct.

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Definitions:

Current Account Surplus

Occurs when a country's total exports of goods, services, and transfers exceed its total imports.

Financial Account Deficit

A situation where a country's financial outflows to other countries exceed the inflows from them.

Current Account Surplus

A situation where a country's earnings from exports exceeds its spending on imports, leading to net positive income from foreign transactions.

Balance of Trade

The net difference in value between a country's exports and imports over a certain period.