The Introduction of Brown Tree Snakes to Guam Reduced the Visits

question 28

Multiple Choice

The introduction of brown tree snakes to Guam reduced the visits per tree per day of insect and bird pollinators.Which of the following choices explains what happened as a result of this reduced pollinator activity?

• A) Recruitment of new trees increased
• B) There was no effect on to the species or community as a result of this reduced pollinator activity
• C) There was low recruitment of new mangrove trees on Guam relative to non-invaded islands
• D) There was high recruitment of new mangrove trees on Guam relative to non-invaded islands

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Definitions:

Profit

The financial gain realized when the revenue from selling goods or services exceeds the cost of production.

Marginal Cost

Incremental expenditure incurred by manufacturing an additional unit of a product or service.

Selling Price

The price at which a product or service is sold to customers.

Marginal Cost

Expenditure incurred in producing an additional unit of a good or service.