Before Contact with Europeans,the People of a Tiny,isolated Group of South

question 40

Multiple Choice

Before contact with Europeans,the people of a tiny,isolated group of South Pacific islands had a population of around 50,000 people.Because of poor management of their own resources,the population fell to around 5000 by about the year 1750.When Europeans finally arrived,they brought smallpox and after the ensuing epidemic,only about 800 islanders were left alive.The unusual genetic makeup of the native population is due to what phenomenon?

• A)genetic drift
• B)bottleneck effect
• C)gene flow
• D)speciation

Comprehend the relationship between personality traits and job satisfaction.

Understand the role of procedural fairness in job satisfaction.

Recognize the importance of opportunities for growth and learning in job satisfaction.

Understand the theoretical underpinnings of job satisfaction, including equity and affective events theories.

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Definitions:

Extrusive Rock

Igneous rock that forms on the Earth's surface as lava cools and solidifies.

Igneous Rock

Stone created by magma or lava hardening as it cools.

Viscosity

A measure of a fluid's resistance to flow, where fluids with high viscosity flow more slowly than those with low viscosity.

Crystal Content

The proportion of crystals within a rock, influencing its texture and appearance, particularly relevant in the study of igneous rocks.