Watershed Review #1

Why do we protect watersheds and conserve water?

• Water remains clean even if the land area around it is polluted.

• Water is hard to pollute.

• Freshwater is abundant everywhere.

• All living things depend on clean water.

Tags

NGSS.MS-ESS2-4

The land area that supplies water to a river system is called a

• tributary

• watershed

• stream

• esutary

Tags

NGSS.MS-ESS2-4

Smoke that pollutes the air from an unknown source is

• a point source

• a nonpoint source

• a nonrenewable resource

• a renewable resource

You want the water quality of a freshwater stream, which factor will you NOT measure?

• pH

• temperature

• flow

• salinity

The York River Watershed is also known as the

• York River Wet Shelter

• York River Drainage Basin

• York River System

• York River Levee

Based on the 14 watersheds in Virginia, which is the largest?

• Potomac Watershed

• James Watershed

• York Watershed

• Roane Watershed

What measurements are taken when determining water quality?

• Temperature, length, dissolved oxygen, turbidity

• Temperature, density, pH, turbidity

• Temperature, turbdity, dissolved oxygen, mass

• Temperature, turbidity, salinity, pH

Smaller rivers that flow into a larger river are considered

• tributaries

• divides

• drainage basins

• branches

An oil spill in the Pacific ocean is called _ pollution.

• non-point source

• runoff

• sewage

• point source

Tags

NGSS.MS-ESS3-3

What is NOT a major watershed system of Virginia?

• The North Carolina Sound

  Watershed

• The Mississippi Watershed

• The Chesapeake Bay Watershed

• The Gulf of Mexico Watershed