Human Influence on the Environment

How has the atmosphere changed over the last 10,000 years?

• Carbon dioxide has increased
• Carbon dioxide has decreased
• Water vapour has remained at a constant level
• Nitrogen has increased

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS3-5

What is shown in this diagram?

• How winds are formed
• The greenhouse effect
• The water cycle
• What the atmosphere is made of

Tags

NGSS.MS-ESS3-5

What is one cause of air pollution?

• litter found on the side of the road
• water used as a coolant by power plants
• burning fossil fuels
• Dropping litter

Tags

NGSS.MS-ESS3-4

Depletion of the ozone layer is a cause of air pollution

• true
• false

Which of the following gases involved in global climate change is increasing in the atmosphere at the fastest rate?

• H2O
• Methane
• Chlorofluorocarbons
• CO2

Tags

NGSS.HS-ESS3-5

A farmer is using a crop duster to help spray chemicals on his crops to kill insects. The chemicals the farmer uses seeps into the soil and drains into the nearby river. How does this affect the animals that live in the river?

• They swim away
• They change color
• They get sick or die
• The chemicals give them more energy

Tags

NGSS.MS-LS2-4

What is an effect of water pollution?

• industrial pollution
• disruption of food chains
• oil spills
• acid rain

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

How does nutrient-rich agricultural runoff influence water ecosystems?

• increases overall productivity
• increases oxygen levels
• decreases algal productivity
• can result in harmful algal blooms

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In what ways can algal blooms be harmful?

• blocks out sunlight
• releases toxins into the water
• consumes oxygen when it dies
• All of the above

Tags

NGSS.MS-LS2-4

Most water pollution is the result of

• human activities.
• drought.
• volcanic eruptions.
• storms.

Tags

NGSS.MS-ESS3-3