Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
a poor country whose citizens mostly work in agriculture.
the average number of years a person from a certain group lives.
naturally occurring materials that can be used by humans.
inadequate supply or shortage.
fight between different groups within a country.
overseas territory or settlement tied to a parent country.
structure formed by the skeletons of small sea animals.
widespread cutting of forests.
long period of extreme dryness and water shortages.
mass murder of a people because of their race, religion, ethnicity, politics, or culture.
process by which grasslands change to desert.
person who moves to a new country to make a permanent home.
system of building foreign empires for military and trade advantages.
native to or originating from a place.
country in which a great deal of manufacturing occurs.
percentage of people who can read and write.
to allow animals to strip areas so bare that plants cannot grow back.
person who flees to another country to avoid persecution or disaster
broad grassland with few trees, found in the tropics.
small plot where a farmer grows only enough food to feed his own family.