Which Statement Is Most Correct Concerning Volcanic Effects on Our

question 114

Multiple Choice

Which statement is most correct concerning volcanic effects on our atmosphere?

• A)Active volcanism is responsible for maintaining atmospheric levels of nitrogen.
• B)Gases from volcanoes condense to make natural fertilizer, boosting plant growth.
• C)If it were not for active volcanism there would be no free oxygen in the atmosphere.
• D)Pollution of the atmosphere by sulfur compounds contributes significantly to acid rain.

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Definitions:

Cost-plus Pricing

A pricing method where a fixed percentage is added to the total cost of producing a product or service to determine its selling price.

Return on Investment

A measure of the profitability and efficiency of an investment, calculated as the return (or gain) from an investment relative to its cost.

Markup

An amount added to the cost price of goods to cover overhead and profit.

Absorption Costing

An accounting method that includes all direct costs and an allocated portion of fixed and variable overhead costs in the cost of a product.