East River/WestRiver

When people say East River or West River, what is the river they are referencing?

• Mississippi River

• James River

• Missouri River

• Cheyenne River

Meridian lines are used to measure _______.

• Longitude

• Latitude

• Equator

• Tropic of Cancer

In regards to rainfall, how do East River and West River differ?

• No difference, both dry.

• No difference, both wet.

• In general, East River has more rainfall.

• In general, West River has more rainfall.

Which part of the state has more farms?

• All regions about the same

• East River

• West River

• Central South Dakota

What is irrigation?

• Installing tile drainage to remove water from land.

• Process in which pumps/canals are used to bring water to land.

• Process of spraying crops to reduce insects.

• Process of breaking up the soil in preparation for seed.

What is producing crops and raising livestock called?

• Arboriculture

• Engineering

• Agronomy

• Agriculture

Native Americans relocated to South Dakota Reservations were encouraged, by the U.S. Government, to become full-time farmers. Only residents living on the ________________ Reservation had some success with crops.

• Sisseton Wahpeton (Lake Traverse)

• Rosebud

• Lower Brule

• Cheyenne River

Once the crops are done growing, what is the process of gathering the corn, beans, grain, etc. called?

• Cultivate

• Harvest

• Sow

• Fertilize

Generally, how often are milk cows milked?

• Once per week

• Twice per week

• Once per day

• Twice per day

There is a meridian line that bisects South Dakota. Areas east of this line normally receive enough rain to support crops like corn and beans. Areas west of this line, called “west of 20 inches”, receive lower amounts of rain that cannot sustain crops. Which meridian is it?

• 80 degrees west

• 100 degrees west

• 120 degrees west

• 150 degrees west