Africa Chapter 1 Vocabulary Review Click once to see the definition, click again to see the definition with the key word.

rich in the substances plants need to grow

FERTILE rich in the substances plants need to grow

a fertile place in a desert where there is water and vegetation

OASIS a fertile place in a desert where there is water and vegetation

a river or stream that flows into a larger river

TRIBUTARY a river or stream that flows into a larger river

a region of tall grasses with scattered trees

SAVANNA a region of tall grasses with scattered trees

a deep crack in the Earth's surface

RIFT a deep crack in the Earth's surface

a crop that is raised for sale

CASH CROP a crop that is raised for sale

a system for producing, distributing, consuming, and owning goods & services

ECONOMY a system for producing, distributing, consuming, and owning goods & services

to supply with water through a ditch, pipe, channel, or sprinkler

IRRIGATE to supply with water through a ditch, pipe, channel, or sprinkler

raising just enough crops to support one's family

SUBISTENCE FARMING raising just enough crops to support one's family

the height of land above sea level

ELEVATION the height of land above sea level

to add variety to; to expand a country's economy by increasing the variety of goods produced

DIVERSIFY to add variety to; to expand a country's economy by increasing the variety of goods produced

a person who has no permanent, settled home & who instead moves from place to place

NOMAD a person who has no permanent, settled home & who instead moves from place to place

a long period of little or no rain

DROUGHT a long period of little or no rain

rich in the substances plants need to grow

FERTILE rich in the substances plants need to grow