Invasive Species Such as Kudzu and Johnson Grass Have the Potential

question 50

Multiple Choice

Invasive species such as kudzu and Johnson grass have the potential to disrupt natural communities because ________.

• A) in a new location there are no "natural enemies" to reduce their invasive potential
• B) most reproduce asexually and can produce new individual adapted to their new home
• C) they have deep root systems that compete with established plants
• D) they grow rapidly and so put more energy and food resources into growing and not into reproduction
• E) they put more energy and resources into defense against a new set of pests and predators, so don't reproduce as rapidly

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Definitions:

Retained Earnings

The portion of net earnings not paid out as dividends but retained by the company to be reinvested in its core business or to pay debt.

CAPM Approach

The Capital Asset Pricing Model, a formula used to determine the expected return of an investment based on its risk relative to the market.

Cost of Equity

The return a firm theoretically pays to its equity investors, i.e., shareholders, to compensate them for the risk they undertake by investing their capital.

Retained Earnings

The portion of a company's profits not distributed to shareholders as dividends but kept back to reinvest in the business.