Crops that Grew the World

What was the primary effect of the conquests by the Spanish conquistadors according to Alfred Crosby?

• Political

• Biological

• Economic

• Cultural

American plants became staple crops in Afro-Eurasia and transformed ________ agriculture.

• European

• Asian

• African

• Eurasian

What did the Arab scholars produce many manuscripts on?

• Horticulture, animal husbandry, and irrigation

• Medicine, astronomy, and mathematics

• Philosophy, literature, and art

• Architecture, engineering, and navigation.

Why was the Columbian Exchange important?

• It introduced new crops like potatoes to Europe.

• It decreased the global population.

• It stopped global trade.

• It had no impact on agriculture.

Potatoes are rich in ______ and can be grown in difficult conditions.

• Calories

• Water

• Protein

• Fiber

What was one effect of the introduction of potatoes in Europe and China?

• Decreased population

• Increased population

• No change in population

• Decreased food supply

What is monoculture?

• Growing different species of plants together

• Growing large numbers of the same species of plant

• Growing plants without soil

• Growing plants in water

Which crop was native to Peru and became a staple in Europe?

• Wheat

• Rice

• Potato

• Corn

Which crop was used to feed armies and settlers in China?

• Wheat

• Rice

• Potato

• Corn

Which empire's expansion is shown in the map?

• Roman Empire

• Qing Empire

• Ottoman Empire

• British Empire