Scientists Are Still Experimenting to Better Understand the Relationship Between

question 221

Multiple Choice

Scientists are still experimenting to better understand the relationship between species richness, productivity, and stability.But agriculturists have been experimenting with these concepts for millennia, as they try to determine the most efficient ways to grow food.In which of these situations do farmers show the greatest understanding that greater diversity produces a more stable, productive ecosystem?

• A) A corn monoculture left to grow naturally
• B) A corn monoculture treated with herbicides to remove weeds
• C) A diculture of corn and sweet potatoes
• D) A grass pasture consisting of one grass species
• E) A grass pasture consisting of 24 grass species

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Definitions:

Ethnicity

Sociological factors such as nationality, culture, language, and ancestry.

Skin Color

A characteristic of human physical appearance which ranges in variation from the darkest brown to the lightest hues, determined by the amount of melanin in the skin.

Culture

The set of shared attitudes, values, goals, and practices that characterizes an institution, organization, or group.

Deep-Level Diversity

Differences between individuals at a more profound level, including values, beliefs, and attitudes, as opposed to observable characteristics.