Human Impacts on Resources

Which is NOT an effect of increased urbanization?

• decrease of wetlands

• increase of natural habitats

• increase of flooding

• increasing volumes of solid waste

Tags

NGSS.MS-ESS3-4

What is an example of an organism changing its environment to better meet its needs?

• a turtle living in a slow-moving stream

• a bird eating grass seed

• a human taking a breath of air

• a beaver building a dam

The human population on Earth is __________, and it is in the __________ of the growth curve.

• increasing, downward stage

• increasing, J-shaped stage

• decreasing, J-shaped stage

• decreasing, flat I-part

Tags

NGSS.MS-ESS3-4

As any population __________, its demand for natural resources __________.

• increases, decreases

• decreases, increases

• increases, increases

• increases, increases by 50 percent

Tags

NGSS.MS-ESS3-4

What could happen to a population with a growth curve shown?

• it would continue to grow forever

• limiting factors would stop it from growing

• it would completely die out

• it would never reach its carrying capacity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which is an example of a density-independent factor?

• a plague

• a flood

• parasites

• lack of food

Tags

NGSS.MS-LS2-4

Which population curve represents a sustaining population?

• both

• B

• A

• neither

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the carrying capacity of an environment?

• the equivalent of the human growth rate

• the total number of limiting factors

• the number of organisms it can support

• the human impact

Tags

NGSS.MS-LS2-4

Why are ecosystems with high biodiversity more stable than those with fewer species?

• They have a higher number of species.

• They recover from negative events more quickly.

• They have a higher growth rate.

• They have a higher carrying capacity.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What eventually causes a population to stop increasing in size?

• limiting factors

• death rate

• carrying capacity

• human impact

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4