Which religious group makes up a majority of the population of pakistan?
a. hindus
b. muslims
c. buddhists
d. sikhs

Which is a possible result of higher air temperatures caused by global warming? a. increase in sea level b. freezing of polar ice caps c. rapid evaporation of water in the soil d. flooding of low-lying coastal areas

Which country is currently the most populated country in the world? a. india b. china c. mongolia d. indonesia

Which of the following terms describes the layers of air surrounding the earth ?