What Is the Main Function of the Ozone Layer

question 36

Multiple Choice

What is the main function of the ozone layer?

• A) to provide cloud cover for protection of polar regions
• B) to provide a source of oxygen for photosynthesis
• C) to filter toxins from acid rain
• D) to block most of the sun's damaging rays from reaching Earth
• E) to trap carbon dioxide and warm the planet

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Definitions:

Price Level

An index that measures the average of current prices across the entire spectrum of goods and services produced in the economy compared to a base year.

Aggregate Supply Curve

A diagram that exhibits the comprehensive volume of goods and services that economic producers are ready and capable of supplying at assorted price levels.

Aggregate Demand Curve

A graph representing the total demand for goods and services within an economy at various price levels.

Government Spending

The total amount of public expenditure by government agencies and institutions.