A Number of Studies Have Found That for Many Plants

question 67

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. What 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.

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Definitions:

Suburbanization

The process of population movement from within urban areas to the outskirts, leading to the expansion of suburban neighborhoods.

Oil Imports

The purchasing and bringing in of crude oil or refined petroleum products from other countries into one's own country.

Farm Subsidies

Financial assistance granted by the government to farmers that aims to supplement their income and manage the supply of agricultural commodities.

Family Farms

Small-scale agricultural operations owned and operated by families, often passed down through generations.