ESS Test 9

Some rivers DO NOT contain moving water.

• True

• False

Which of the following is the smallest type of moving water?

• a rill

• a stream

• a river

• a tsunami

Which of the following are terms for the point where a river or stream starts? CHOOSE ALL THAT APPLY!

• the source

• the headwaters

• the mouth

• the delta

Which of the following best describes the river feature shown in the picture?

• deposition

• delta

• erosion

• rapids

Which of the following is depicted in this photo?

• the Mississippi River delta

• the Amazon River headwaters

• the Nile River source

• the Trinity River floodplain

Which of the following will usually cause a river to flood?

• excess precipitation

• drought

• a tornado

• strong winds

Which of the following are important functions of rivers? CHOOSE ALL THAT APPLY!

• Rivers carry water, organisms and important gases and nutrients to many areas.

• Rivers help drain rainwater and provide habitats for many species of plants and animals.

• Rivers help shape the features of the Earth.

• Rivers are travel routes for people and provide the power for hydroelectric plants.

Rivers and streams connect with each other in a system called:

• a watershed.

• a delta.

• a reservoir.

• a waterfall.

Fish breathe using an organ called:

• gills.

• fins.

• scales.

• an air bladder.

The temperature of four ponds was measured at 6:00 AM. Which of the ponds would probably have the highest dissolved oxygen concentration?

• Pond A

• Pond B

• Pond C

• Pond D