A) told what happened
B) kept something away
C) tore into pieces
D) formed small waves

A) shortages
B) thoughts
C) damages
D) doubts

A) loud
B) last
C) lucky
D) living

A) thrived
B) flowered
C) nourished
D) accomplished

A) having little spark
B) being comfortable
C) tending to break easily
D) showing good taste

A) moved back
B) handled clumsily
C) reduced to tiny bits
D) made a deep sound

A) developments in a city
B) people who are closely related
C) organisms and their environment
D) plants resembling a tree

A) an unenvenness existing between two things
B) a general idea
C) an eventful day
D) a reproduction of the form of a person

A) Buffalo changed the prairie.
B) The buffalo provided the Indians with all their needs.
C) There were 75 million buffalo in North America.
D) Loss of buffalo killed the prairie

A) the buffalo were helpful in keeping the grasses healthy, but the cattle were not.
B) the sharp hooves of the buffalo helped rainwater reach the soil, but the flat hooves of the cattle packed the earth.
C) the cattle never ate too much grass, but the buffalo did.
D) the buffalo helped the prairie survive, but the cattle did not.

A) buffalo grass grew back
B) plants with tough roots grew back
C) nothing grew back
D) plants with fragile roots grew back

A) Sioux Chief Sitting Bull
B) President Theodore Roosevelt
C) W.T. Hornaday
D) General George A. Custer

A) The buffalo population will never be in trouble again.
B) It is important to protect both the buffalo and the native grasses.
C) Cattle are important to the farming industry.
D) All farmers use contour plowing.