1/3 Warm Up - Benchmark Review!!

Which factor has the greatest effect on a community’s stores of fresh water?

• the location of the nearest ocean

• the average annual rainfall

• the location of the nearest mountain

• the average winter temperature

Which of these is a freshwater reservoir?

• Gulf of Mexico

• Pacific Ocean

• Atlantic tidal basin

• Antarctic polar ice

Which is Earth’s largest source of drinkable water?

• lakes

• rivers

• oceans

• aquifers

Which best describes the role of the water cycle?

• circulates existing water on Earth

• reduces pollution in most of the water

• increases usable supply of Earth’s water

Where does most fresh water exist?

• ice caps, lakes, and streams

• glaciers, rivers, and oceans

• aquifers, ice caps, and glaciers

Which percentage represents the amount of Earth’s water that is found in oceans?

• 3%

• 71%

• 97%

Which best describes the characteristics of a river basin?

• the land drained by a river and its tributaries

• the land formed when rivers create estuaries and marshes

• the land at the mouth of a river where water flows into the ocean

• the land formed as a result of a river flooding

Why is water from an aquifer more likely to be cleaner than water from other sources?

• because it forms where fresh and salt water meet

• because it receives water directly from precipitation

• because it rises to the surface near the ocean

• because pollutants are filtered by rock and soil deep within Earth

Benthic organisms live where

• At a shallow depth

• Along ocean ridges

• On the ocean floor

• In the neritic zone

A technology used for underwater mapping is called

• Laser

• Radar

• Sonar

• Doppelganger