When a Pigment Absorbs Light, Certain Electrons Are Raised to a Higher

question 60

Multiple Choice

When a pigment absorbs light, certain electrons are raised to a higher energy level. Subsequent emission of light energy when the electron returns to its lower energy level is called

• A) reduction.
• B) photoelectric effect.
• C) reaction-center phenomenon.
• D) antenna pigment emission.
• E) fluorescence.

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Definitions:

Highly Substitutable

Referring to goods or services that can easily replace each other in consumption or use.

Unit Costs

The cost incurred by a company to produce, store, and sell one unit of a particular product or service.

Demand

The quantity of a good or service that consumers are willing and able to purchase at various prices during a specified time period.

Demand Curve

A graphical representation of the relationship between the price of a good or service and the quantity demanded for a given period.