Question 1
Annually, Americans produce about _______ of the world’s solid waste.
a)one-third
b)one-fourth
c)two-thirds
d)one-half
Question 2
The Nile has two main sources. The Blue Nile flows from the highlands of Ethiopia; the White Nile flows from the region of Lake Victoria in Uganda. The two rivers meet at Khartoum in Sudan. Today, there are serious tensions between the governments of Egypt and Ethiopia regarding the construction of
a)a shared dam that will provide water for agricultural uses.
b)an Ethiopian dam to produce hydroelectric power.
c)a wind power station that will mainly benefit Ethiopia.
d)an Egyptian dam to manage flooding of the Nile.
Question 3
According to _______, Stage 3 is marked by an increase in the service sector and is a source of modern social problems.
a)Toffler
b)White
c)Lenski
d)Ogburn
Question 4
The English word “left” is derived from the Old English lyft, which means
a)debased.
b)crooked.
c)sinister.
d)worthless.
Question 5
Four major rivers flow from the snowmelt of the Himalayan Mountains. Which river is a threat to local food production for residents of Vietnam?
a)Indus
b)Yangtze
c)Mekong
d)Ganges