A Number of Studies Have Found That for Many Plants

question 43

Multiple Choice

A number of studies have found that for many plants there is an increase in seed production under conditions of elevated carbon dioxide levels. Which of the following is a likely explanation for this phenomenon?

• A)The energy needed to produce seeds comes from carbon dioxide.
• B)The carbon needed to produce new plant molecules through photosynthesis requires carbon dioxide.
• C)Increased carbon dioxide levels cause increased cell respiration, which is needed to produce more seeds.
• D)Increased carbon dioxide causes increased plant heating, which speeds up seed production.

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Definitions:

Economic Growth

An increase in the amount of goods and services produced per head of the population over a period of time.

Human Resources

The department within an organization that is responsible for managing employee-related processes including hiring, training, compliance, and benefits.

Developed Nations

Countries with advanced industrial infrastructure, high living standards, and sophisticated economies.

Capital Formation

The creation of capital goods, which are used to produce other goods and services. It is a measure of economic growth and development.