3. Which statement BEST describes the 2nd Agricultural Revolution?

• a. People hunted animals and found food

• b. People created farming and irrigation

• c. People used machines to help farm

• d. People began to use science for crops

2. Which statement BEST describes the 1st Agricultural Revolution?

• People hunted animals and found food

• People created farming and irrigation

• People used machines to help farm

• People began to use science for crops

1. Growing crops to feed people best describes:

• population

• agriculture

• culture

• environment

4. Which statement BEST describes the 3rd Agricultural Revolution?

• a. People hunted animals and found food

• b. People created farming and irrigation

• c. People used machines to help farm

• d. People began to use science for crops

9. In the 1960s, the Soviet Union dammed up the rivers that led to the Aral Sea. Now the Aral Sea has dried up. Why is it hard for the area to recover?

• a. People use too much of the water left there

• b. Water resources went to the mining industry

• c. A natural disaster prevents the area from recovering

• d. The area is too dry and salty for the land to return back

18. How can sustainable activities help the environment?

• a. They preserve nature

• b. They help make products cheaper to buy

• c. They give people access to jobs

• d. They allow a government to make more money

What is the supplying of water to land through artificial means?

• Sprinkling

• Evapotransporation

• Irrigation

• natural rain

• Dont go chasing waterfalls stick to the rivers and streams your used to

This is an overflow of water onto land.

• Flood

• Drought

• Both

This is a long period of time without rain.

• Flood

• Drought

• Both

What is deforestation ?

• the loss of fish habitats

• the loss of ground habitats

• the loss of forest habitats

• the loss of all habitats