Competitive Exclusion Is Not as Common as Many Biologists Expected,in

question 48

Multiple Choice

Competitive exclusion is not as common as many biologists expected,in large part because

• A)there just are not that many species of organisms on Earth.
• B)ecosystems are more homogeneous than was appreciated.
• C)even when two species share an identical niche,they find a way to cooperate.
• D)heterogeneous environments allow apparent competitors to occupy separate niches.

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Definitions:

Long-Term Debt

Borrowings that are due for repayment in more than one year's time, used to finance a company's operations beyond its immediate needs.

Marginal Tax Rates

The rate at which the last dollar of income is taxed, reflecting the percentage of tax applied to your income for each tax bracket in which you qualify.

Interest Income

Earnings generated from the lending of money or from deposit funds in interest-bearing accounts.

Eligible Dividends

Dividends designated by a corporation to be eligible for a lower tax rate on the dividend income received by an individual shareholder.