Geologic Time Scale Showing Highlights of Earth's History

question 9

Multiple Choice

Geologic time scale showing highlights of Earth's history.(a) Dates appear in m.y.a.(millions of years ago) .

Which of the following is correct regarding the geologic time scale?

• A)The Jurassic period occurred during the Paleozoic era.
• B)Over 87 percent of Earth's history has elapsed during the more recent Cenozoic,Mesozoic,and Paleozoic eras.
• C)The bulk of Earth's history has occurred during the Precambrian eon.
• D)Modern humans live in the Tertiary period.
• E)Flowering plants emerged in the Precambrian.

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Definitions:

Mere Exposure

A psychological phenomenon where people tend to develop a preference for things merely because they are familiar with them.

Anxious Attachment

A style of attachment characterized by a strong fear of being abandoned by the relationship partner and a desire to maintain closeness.

Imprinting

An innate form of learning within a critical period early in an animal's life where it forms attachments and recognizes certain stimuli as essential.

Insecure Attachment

A type of attachment characterized by fear, anxiety, or avoidance in relationships, stemming from inconsistent or negative early experiences with caregivers.