What Do We Mean by a Mass Extinction

question 76

Multiple Choice

What do we mean by a mass extinction?

• A)the extinction of large animals,such as dinosaurs
• B)the extinction of a large fraction of the world's plant and animal species in a relatively short period of time
• C)an extinction caused by the impact of an asteroid or comet
• D)the extinction of any species of plant or animal that has mass

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Definitions:

Absolute Efficiency

A state where resources are allocated in the most effective way possible, achieving maximum output with given inputs.

Natural Endowment

Resources found in nature that have economic value or utility, such as minerals, forests, and water.

Merchandise Trade Deficit

A situation where a country's imports of goods exceed its exports of goods, leading to a negative balance of trade.

Record

A document or electronic file that systematically captures and preserves information or data for future reference or analysis.