In Stephen Carpenter and Colleagues' Manipulations of Lake Food Webs

question 9

Multiple Choice

In Stephen Carpenter and colleagues' manipulations of lake food webs, increased densities of adult largemouth bass led to

• A) increased rates of grazing on phytoplankton by zooplankton.
• B) decreased rates of grazing on phytoplankton by zooplankton.
• C) increased population sizes of planktivorous fish.
• D) increased consumption of zooplankton by planktivorous fish.
• E) no noticeable effects on food web structure.

---

Definitions:

Credit

An accounting entry that either increases a liability or equity account, or decreases an asset or expense account.

Internal Report

Documents generated within an organization for the purpose of informing internal stakeholders about business performance and operations.

Debit Balances

Financial account balances resulting from total debits exceeding total credits, common in asset and expense accounts.

Credit Balances

Amounts of money in financial accounts that indicates the institution owes the account holder; in accounting, it can indicate a surplus in a particular account.