Agriculture Pop Quiz

What year were genetically modified transgenes found in native Oaxacan maize?

• 2005

• 2010

• 1999

• 2001

What is a major concern of anti-GM activists regarding transgenic maize?

• Lower crop yields

• Increased food production

• Threat to genetic diversity of food supply

• Improved crop resistance

What percentage of Earth's land surface is used for agriculture?

• 50%

• 45%

• 25%

• 38%

Which farming practice involves planting different crops mixed together?

• Conservation tillage

• Intercropping

• Terracing

• Crop rotation

What is the main cause of desertification?

• Crop rotation

• Pesticide use

• Overgrazing

• Selective logging

How long have humans been practicing agriculture?

• About 20,000 years

• About 5,000 years

• About 15,000 years

• About 10,000 years

What percentage of the world's croplands support industrial agriculture today?

• Less than 10%

• Around 40%

• About 50%

• More than 25%

What is a benefit of insect-resistant GM crops?

• They reduce genetic diversity

• They reduce the need for insecticides

• They increase the need for insecticides

• They encourage tillage conservation

What is the fastest-growing type of food production?

• Aquaculture

• Traditional agriculture

• Industrial agriculture

• Organic farming

What does sustainable agriculture aim to not deplete faster than it forms?

• Water bodies

• Soil

• Fossil fuels

• Genetic diversity