Ch. 4.3

The farmers who moved to ________ faced many challenges.

• Egypt

• India

• Sumer

• China

One of the biggest problems was the uncontrolled _________ supply.

• water

• salt

• food

• animal

During the _________, rain and melted snow from the mountains flowed into the Tigris and Euphrates rivers, causing them to flood across the plains.

• summer

• fall

• winter

• spring

Unfortunately, no one could be sure exactly when the _______ would come.

• storms

• droughts

• animals

• floods

For much of the rest of the year, _________ sunbaked soil was dry and hard as stone.

• Sumer's

• India's

• Egypt's

• Syria's

Faced with such dramatic seasonal changes, _________ were constantly struggling to raise crops with either too little or too much water.

• soldiers

• priests

• merchants

• farmers

In order to __________, they needed a way to control the water so they would have a reliable water supply throughout the entire year.

• fight wars

• grow food

• find religion

• sail ships

Therefore, Sumerian farmers began creating __________ systems for their fields.

• irrigation

• farming

• moat

• defence

They built _____ along the sides of the river to prevent flooding.

• castles

• farms

• forests

• levees

When the land was dry, the farmers poked holes in the levees, allowing the water to flow through the holes and into the thirsty __________.

• farms

• animals

• fields

• forrests