How Much Did the World's Population Increase During the Twentieth

question 65

Multiple Choice

How much did the world's population increase during the twentieth century?

• A)Not at all-it stayed about the same.
• B)It doubled.
• C)It tripled.
• D)It quadrupled.

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Definitions:

Water

A vital, colorless, odorless, and tasteless liquid that forms the basis of fluids of living organisms and is essential for life.

Calorie

A unit of energy often used to measure the energy content in food and beverages, essential for human health and activity.

Energy

The capacity to do work or the power derived from the utilization of physical or chemical resources.

Food

Any nutritious substance that people or animals eat or drink to maintain life and growth.