Which of the Following Geological Units Comprises the Greatest Length

question 113

Multiple Choice

Which of the following geological units comprises the greatest length of time in Earth's history?

• A) Cenozoic
• B) Mesozoic
• C) Pleistocene
• D) Precambrian
• E) Cretaceous

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Definitions:

Stage

A specific phase or period in a process or the progression of an event or disease.

Oil-immersion Objective

A microscope lens designed to be used with a drop of oil to increase magnification and resolution of microscopic images.

High Magnification

Refers to the ability of an optical system, such as a microscope, to make small objects appear significantly larger, allowing for detailed observation.

Air Space

The portion of the respiratory system where gas exchange occurs; can also refer to the cavity within the alveoli in the lungs.