APES unit 2

How might the inclusion of an externality affect the supply and demand of a product?

• It will increase price and decrease quantity demanded

• it will increase price and increase quantity demanded

• it will decrease price and increase quantity

• it will decrease price and decrease quantity demanded

• Price will remain the same and quantity demanded will decrease

Tags

NGSS.HS-ETS1-3

Which is NOT an example of an externality?

• the use of national forests by private companies
• the use of the atmosphere for air pollution
• the use of forested watersheds for aquifer purification
• roads maintained with a tax on gasoline

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-4

NGSS.HS-LS2-7

What's an example of a positive externality

• You wake up refreshed after a good night sleep

• There's a shop next door and you can walk to it and benefit from it

• You can't sleep because of the shop next doors noise

• You wake up thanks to the birds

What's an example of a negative externality

• Sheep grazing too much

• Losing sleep thanks to a shop next door (noise)

• Farmer plants too much crops causing erosion

• All of the above

Tags

NGSS.MS-LS2-5

What is the role of the pioneer species in Primary Succession?

• To kill any remaining organisms from before the disturbance

• To break down rock and rebuild soil

• To provide food for large animals

• To put fresh oxygen into the air

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What type of succession is shown going from figure A to figure B?

• primary succession

• ecological succession

• secondary succession

• intermediate species

After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?

• Lichens → Shrubs → Grasses → Trees

• Lichens → tree → shrubs→Grasses

• Grasses → Lichens → Shrubs → Trees

• Lichens → Grasses → Shrubs → Trees

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which experiences the least change over time?

• Pioneer Species

• Primary Succession

• Aquatic Succession

• Climax Community

Stable, final stage of succession

• adaptation
• pioneer species
• niche
• climax community

Which is the best description of the two communities shown?

• Community 1 has a higher evenness but lower richness than Community 2.

• Community 1 has a higher evenness and equal richness to Community 2.

• Community 2 has a higher evenness and higher richness than Community 1.

• Community 2 has a higher evenness but lower richness than Community 1.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4