According to Scientists,how Many Species Exist on Earth Today

question 72

Multiple Choice

According to scientists,how many species exist on Earth today?

• A) 5 to 30 million
• B) 1.8 million
• C) 30 billion
• D) 5 to 30 billion
• E) 10,000

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Definitions:

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good that consumers are willing and able to purchase at various prices.

Budget Line

A graphical representation of all possible combinations of two goods that can be purchased with a given budget at specific prices.

Demand Schedule

A table that shows the quantity of a good that consumers are willing and able to purchase at various prices.

Total Utility

The overall satisfaction or value a consumer derives from consuming a certain amount or quantity of goods and services.