What Is the Estimated Number of Extant Species on Earth

question 33

Multiple Choice

What is the estimated number of extant species on Earth?

• A)1,000 to 50,000
• B)50,000 to 150,000
• C)500,000 to 1,000,000
• D)10,000,000 to 200,000,000
• E)5 billion-10 billion

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Definitions:

Freudian Stage

Stages of psychosexual development outlined by Sigmund Freud, theorized to influence personality based on the focus of libidinal energies at different ages.

Fixation Evidence

Data or observations supporting the psychological concept that individuals can become stuck at an early developmental stage, affecting future behavior and attitudes.

Regression

A defense mechanism in psychoanalysis where an individual adopts more childish manners of dealing with stress and conflict.

Internally Motivated

Being driven by internal desires and values rather than external rewards or pressures; having personal motivation for actions or beliefs.