Agriculture

People were __________ through most of human history.

• hunter-gatherers

• farmers

• merchants

• engineers

About how many years ago did the climate warm and agriculture develop?

• 1,000 years ago

• 10,000 years ago

• 100,000 years ago

• 100 years ago

In early agriculture, people began planting seeds from plants they liked most. This is a form of __________.

• selective breeding

• natural selection

• genetic engineering

• cross-pollination

Agriculture and livestock provided a stable food supply, which allowed the development of __________.

• modern civilization

• ancient forests

• mountain ranges

• desert climates

What type of agriculture requires the use of fossil fuels?

• Organic agriculture

• Industrial agriculture

• Subsistence farming

• Traditional agriculture

Industrial agriculture involves which of the following?

• Mechanized farming technology

• Manufactured chemicals

• Large-scale irrigation

• All of the above

To be efficient, large areas are planted with a single crop in a _________

• monoculture

• polyculture

• agroforestry

• crop rotation

Which of the following is NOT a characteristic of monocultures?

• Make planting and harvesting more efficient

• Increase biodiversity

• Can increase harvests

• Are vulnerable to the same diseases and pests

Monocultures reduce biodiversity.

• True

• False

Monocultures are vulnerable to the same diseases and pests.

• True

• False