Which Example Is a Mutualistic Interaction

question 51

Multiple Choice

Which example is a mutualistic interaction?

• A) Barnacles obtain safe haven by riding on a whale,while the whale is unaffected.
• B) A bacterial species lives inside a plant's roots and provides usable nitrogen to the plant,which in turn provides sugar nutrients to the bacteria.
• C) A virus infects a bird,thus reducing the bird's fecundity.
• D) A wasp lays its egg inside a caterpillar,and the hatched wasp larva consumes the caterpillar.
• E) A bluejay forces sparrows to leave a bird feeder so that it can eat the seeds.

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Definitions:

Growing Annuity

A series of cash flows that grow at a constant rate for a finite number of periods.

Cash Flow Growth Rate

The rate at which a company's cash flow increases over a certain period, reflecting financial health and profitability potential.

Required Rate of Return

The minimum yearly percentage profit necessary for persuading individuals or corporations to invest in a particular security or initiative.

APR

The Annual Percentage Rate, a measure of the total cost of credit to the borrower on an annual basis, including interest and transaction fees.