What Is One Possible Outcome of Increased Levels of Carbon

question 67

Multiple Choice

What is one possible outcome of increased levels of carbon dioxide in the troposphere? 

• A) The rate of photosynthesis may decrease because there are no other limiting factors. 
• B) More northern species may start to migrate southward. 
• C) Species diversity in tropical rain forests, such as the Amazon, may be altered. 
• D) The number of plant-eating insects in rain forests may decrease.

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Definitions:

Straight-Line Basis

A method of calculating depreciation or amortization by evenly spreading the cost over the useful life of the asset.

Marginal Tax Rate

The rate of tax applied to your next dollar of income, indicating the percentage of tax applied to your income for each tax bracket in which you qualify.

Salvage Value

The forecasted sale price for an asset at the termination of its usability period.

MACRS Depreciation

Modified Accelerated Cost Recovery System; a method of depreciation used for tax purposes in the United States that allows for faster expense deductions.