In Many Aquatic Habitats, the Growth of Algae and Cyanobacteria

question 36

Multiple Choice

In many aquatic habitats, the growth of algae and cyanobacteria is limited by the amount of

• A) nitrogen.
• B) calcium.
• C) sulfur.
• D) phosphorus.

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Definitions:

Variable Cost

Expenses that change in proportion to the activity of a business, such as costs for raw materials, packaging, or labor directly associated with product manufacturing.

Activity Levels

The amount of effort or capacity utilized in the operations of a business, which can influence cost and operational efficiency.

Bonds Issued

The process of a corporation or government raising funds by selling bonds to investors.

At a Discount

Selling or buying something for less than its nominal or face value.