Predator/prey Relationships Are an Example of

question 50

Multiple Choice

Predator/prey relationships are an example of

• A) positive feedback, because more predation leads to higher prey populations as they increase reproduction to insure survival.
• B) positive feedback, as more prey discourages further predation allowing prey populations to flourish.
• C) negative feedback, because prey populations tend to achieve a balance with the number of predators.
• D) negative feedback, because more wolves equal fewer elk and people tend to like elks more than wolves.

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Definitions:

Effective Rate

The actual interest rate an investor earns or pays on an investment or loan, taking into account the effect of compounding.

Nominal Rate

Nominal Rate is the interest rate before adjustments for inflation, reflecting the actual monetary cost of borrowing.

Opportunity Cost

Missing out on possible advantages from other choices when a specific choice is made.

Benefit

is an advantage or profit gained from something, or a payment or gift made by an employer, the state, or an insurance company.