Trees in the Tropical Rain Forest Have ________ Root Systems

question 62

Multiple Choice

Trees in the tropical rain forest have ________ root systems because ________.

• A)deep most of the nutrients lie at great depths because of leaching by heavy rains
• B)deep water near the soil surface is often too acidic for the trees to tolerate
• C)shallow most of the nutrients occur in the shallow surface layer that contains rapidly decaying organic matter
• D)shallow there is intense competition for moisture,which occurs only near the surface because rapid evaporation prevents water from penetrating the soil to a significant degree
• E)deep trees need to be anchored deeply in the soil to prevent blow down by strong tropical winds.

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Definitions:

Marginal Costs

The increase in cost due to the production of one further unit of a product or service.

Total Cost Function

An equation that shows the overall cost incurred by a firm in the production process, including both fixed and variable costs, as a function of the quantity of output produced.

Fixed Cost

Business expenses that remain constant regardless of the level of production or sales, such as rent, salaries, and insurance premiums.

Price Elastic

describes the responsiveness of the quantity demanded of a good to a change in its price.