13.5 Human Impacts on the Environment

What is deforestation?

• removal of 25% of all the trees in an area

• removal of 33% of all the trees in an area

• removal of half the trees from an area

• removal of all the trees from an area

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

Which of the following is a bas thing from deforestation?

• more erosion

• more rainfall

• less carbon dioxide in the atmosphere

• the temperature on the earth gets lower

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

When more people move to a city and it grows with more buildings and roads, what is it called?

• recreation

• agriculture

• urbanization

• wildlife habitat

Tags

NGSS.MS-ESS3-4

What can happen to an area due to urbanization?

• less runoff and flooding

• more runoff, pollution, and flooding

• less air pollution due to less cars and industry like factories and power plants

• less garbage for the landfills

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

What is it called when trees are replanted in an area to help the environment?

• reforestation

• deforestation

• undesertification

• destroying the environment

Tags

NGSS.MS-LS2-5

What is a negative effect of building a dam to develop a water source for big cities?

• larger area for recreation on the water

• less pollution in the water

• blocks fish species from going upriver to spawn so the population can grow

• more drinking water for the cities

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

Which are sources of natural air pollution?

• volcanoes

• forest fires

• both are correct

• none are correct

Which are positive effects of humans can have on an environment?

• reduce

• reuse

• recycle

• plant native plants

• living shorline

Tags

NGSS.MS-LS2-5

What is the benefit of planting native plants in Florida or anywhere else?

• native plants are adapted to the environment so no need for pesticides and fertilizers

• attracts birds to feed on berries and insects

• increases habitat for many different species of wildlife

• all are correct

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

What percentage of the Earth's water is available for drinking

• 100%

• 200%

• 1%

• 3%