Watershed

Pollutants from a factory that enter the water in a watershed will have a negative effect on which of the following?

• Available space for crops
• Local pond life
• Rainfall rates
• Direction of river flow

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

The use of pesticides and fertilizers is carefully monitored because of the effect they can have on the environment. Which of the following is a possible negative effect of the use of these chemical on the environment?

• Runoff carries these chemicals into lakes and streams.
• Theses chemicals cannot be purchased in large bulk.
• 
  These chemicals are expensive to produce.
  
• Storage space for these chemicals is limited.

The illustration provided shows a river and four cities on that river. When the water from the river was sampled at location X, it was determined to be polluted with various chemicals. What would be the most likely source for this pollution?

• City 1 and City 2
• City 2 and City 3
• City 3 and City 4
• City 1 and City 4

What is a watershed?

• Land that collects and channels water froma small body of water to a larger body of water
• the shape of the land determined by elevation
• A natural stream of water of considerable  volume
• a river and all its tributaries

Land that supplies water to a river system.

• wetlands
• watershed
• estuary
• river system

A ___________________ is the area of land that collects runoff and channels it into a main river.

• rill
• gully
• stream channel
• watershed

Tags

NGSS.MS-ESS2-4

Waste from animals can contaminate water.

• True
• False

What is erosion?

• When rocks and sand are moved by water
• When water gets contaminated
• When plants grow next to a river
• When rocks are broken apart by water