Human Impact on the Ecosystem

Choose ALL the options that damage the environment

• farming and growing crops that loosen the soil

• Remove wastes from rivers

• Factories using less energy

• Cutting down forests to make lumber and space for buildings

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Choose ALL the options that conserve the environment

• Farming can damage the soil and make it loose its nutrients

• Use biodegradable material

• Cutting down trees to use the wood for paper and medicines

• Governments can make laws to protect the environment

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Examples of how humans negatively affect local ecosystems are

• Building dams, deforestation (cutting down trees), adding point sources to nearby streams to allow for run-off, building roads and structures, and salting roads.

• Creating laws to prohibit fishing from local streams.

• Planting trees and other plants to attract native species.

• Removing non-native species from the environment.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is an example of a human impact on ecosystems?

• Photosynthesis in plants

• Predation in animal species

• Pollution from factories

• Natural selection

Tags

DOK Level 1: Recall

Which of the following is a consequence of habitat destruction?

• Increased biodiversity

• Enhanced ecosystem stability

• Loss of species

• Improved air quality

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following will most likely happen to the ecosystem as people begin DRIVING on the highway?

• The highway will soon be overgrown by trees as new seedlings sprout in the road.

• New animal populations will move to the area increasing the ecosystem diversity.

• Animal populations will decrease in size because some individuals are struck by cars.

• Animals that live in trees will decrease because they will have to move to a different forest.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Human activities constantly affect the ecosystems that are in close proximity with human settlements. The graph shows the population of oak trees around the city of Greenville, South Carolina. If all other factors remain the same, what will most likely happen to the oak tree population over the next five years if the human population continues to grow?

• If all other factors remain the same, what will most likely happen to the oak tree population over the next five years if the human population continues to grow?

• The oak population will increase as people become more aware of environmental issues.

• The oak population will stay the same as people plant new trees to replace trees that are cut.

• The oak population will decrease as people build more homes.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Human alterations of the environment such as cutting down trees in the rainforest or overhunting.

• Density Dependent Limiting Factor

• Density Independent Limiting Factor

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Waste chemicals being dumped by a factory will affect​ (a)   most in the ecosystem.

• animals living in the river

• workers in the factory

• people in the city

• animals living in the fields

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

How does deforestation affect the balance of an ecosystem?

• Increases plant growth due to more space

• Reduces biodiversity by removing habitat

• Enhances water cycles in the area

• Promotes the survival of endangered species

Tags

DOK Level 2: Skill/Concept