Fossil Evidence Indicates That Complex Life Forms, Capable of Generating

question 34

Multiple Choice

Fossil evidence indicates that complex life forms, capable of generating easily fossilized hard parts like shells or bones, have existed in abundance on Earth since approximately ___ years ago.

• A) 5,440
• B) 544 thousand
• C) 544 million
• D) 5,440,000,000
• E) 544,000,000,000

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Definitions:

Diminishing Returns

A principle in economics that states as one input variable is incrementally increased, there comes a point when the rate of resultant output begins to decrease.

Variable Inputs

Inputs, such as labor and materials, whose usage changes according to the level of production.

Economies Of Scale

Cost advantages reaped by companies when production becomes efficient, as the scale of operation increases, leading to a reduction in average cost per unit.

Specialization

The focus of a business or individual on a limited scope of products or skills, allowing for increased efficiency and expertise.