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

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

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

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

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

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

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

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

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

A) the buffalo helped the prairie survive, but the cattle did 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 were helpful in keeping the grasses healthy, but the cattle were not.

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

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

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