An Experimental Forest Ecosystem Is Enclosed in a Sealed Greenhouse

question 40

Multiple Choice

An experimental forest ecosystem is enclosed in a sealed greenhouse. The entire ecosystem, including the air and soil, is treated with an extremely potent fungicide that kills all fungal life stages including spores. What will probably happen next?

• A) Tree growth will increase because the dead fungi will act as a fertilizer.
• B) Plants will enjoy a long-term increase in growth and survival because of the removal of fungal pathogens.
• C) Dead organic matter will accumulate on the forest floor; plant growth will decline because of a lack of nutrients and the loss of mycorrhizal partners.
• D) A few animals will go extinct due to loss of their fungal food sources, but otherwise the forest will be largely unchanged.

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Understand the process of creating a blank report in Access.

Understand the importance of saving changes before closing a form in Access.

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Definitions:

Tax System

The structured method by which a government or authority levies taxes on individuals, businesses, and transactions.

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The economic system of the United States, characterized by a mixture of private and public enterprise and known for being one of the world’s largest and most complex economies.

Income

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The total money received by the government from various sources, including taxes, fees, and other charges.