South America Geography and History

The ____________ Basin is the largest river basin in the world.

• Amazon

• Nile

• Mississippi

• Colorado

Where are people in South America most likely to live?

• in warm, low places with some rainfall

• in cold, high places with some rainfall

• in hot, wet places with low elevation

• in cool, dry places with high elevation

What help support the biodiversity in the rain forest of the Amazon Basin?

• rich nutrients deposited by floodwaters

• small cities located along the river

• many insects living in the Basin forest

• high elevations found within the Basin

What happens during an El Nino?

• Wind and ocean currents reverse their usual direction.

• The Brazil and Peru Currents collide with one another.

• Elevation and strong Pacific currents create a dry region.

• Warm and cold wind currents form a cool, dry atmosphere.

When plants and trees release water vapor into the air, what is this process called?

• transpiration

• condensation

• deforestation

• vegetation

What challenge do countries in both South America and Africa face?

• Rain forests are being destroyed.

• Greenhouse gases are becoming scarce.

• Vapor clouds are becoming too dense.

• Ocean currents are creating droughts.

What kind of climate do people living in the tierra helada elevation, such as the Andes, have to adapt to?

• a hot climate

• a humid climate

• a very cold climate

• a temperate climate

What is subsistence farming?

• growing only enough food to feed one's family

• growing too little food to feed one's family

• growing enough food to feed a village

• growing enough food to sell to others

Which area is suited for ranching and large-scale farming?

• the Amazon River Basin

• the Andes Mountains

• the grasslands

• the Pampas

How large is the Amazon River Basin?

• 3,100,000 square miles

• 2,700,000 square miles

• 2,100,000 square miles

• 1,500,000 square miles