Which of the Following Statements About Various Kinds of Limestone

question 39

Multiple Choice

Which of the following statements about various kinds of limestone is NOT true?

• A) Tufa is an inorganic limestone formed when underground water loses carbon dioxide.
• B) Chert is an biogenic limestone formed from carbonate secretions of microorganisms.
• C) Travertine is a limestone that forms in the interior of caves.
• D) Gypsum is a lithified biogenic ooze formed when saltwater evaporates.

---

Definitions:

Maximum Amounts

The highest permissible or possible quantities or levels of something.

Slack

The amount of time that a project task can be delayed without causing a delay to subsequent tasks or the whole project.

Cost Structure

The composition of fixed and variable costs that a company incurs in the process of producing goods or services.

Minimum Quantities

The smallest amount or number of items that can be produced, ordered, or maintained to ensure efficiency.