1)One third of the world’s ................ consumes two thirds of the world resources. A. people B. men C. population D. human 2)The practice of controlling the number of children a person has, using various methods of contraception is called ................ A. family planning B. birth control C. population D. A & B 3)Since the early 1990s Viet Nam has experienced ................ growth but the differences between the lives of the rich and the poor have been greater. A. population B. economic C. educational D. financial 4)One third of the world’s population consume two thirds of the world’s ................ A. materials B. minerals C. resources D. fuels 5)............... is the number of births every year for every 100 people in the population of a place. A. Birth-place B. Birth-rate C. Birth-right D. Birth-contro