Human Impact on Ecosystems

Which human activity would preserve nonrenewable resources?

• deforestation
• removing carnivores from a forest 
• recycling
• heating homes with fossil fuels  

Which human activity is correctly paired with its likely future consequence?

• overfishing in the Atlantic — increase in supply of flounder and salmon as food for people 
• development of electric cars or hybrid vehicles — increased rate of global warming 
• use of fossil fuels — depletion of underground coal, oil, and natural gas supplies 

What happens when humans cut down forests to build shopping malls?

• Plants and animals thrive in the new environment and pollution decreases.
• New animals species form and plants produce more oxygen.
• The shopping mall reduces the amount of pollution in the area.
• Habitat is altered, plants and animals destroyed, and pollution increases.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What will most likely decrease the size of a habitat?

• Clearing land to build a house.
• Using public transportation.
• Recycling once a week.
• Conserving water on a daily basis.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

____________ is the addition of harmful materials to the environment.

• pollution
• ecotourism
• conservation
• recycle

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Pollution can cause harm to the ___________.  

• air
• land
• water
• all of the above

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

A ______________ is a material that causes pollution.  

• pollutant
• conservation
• compost
• plant

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

To __________ means to collect old, used materials, and to process them and make them into new items.  

• compost
• decomposer
• litter
• recycle

Conservation is the act of conserving, or protecting the environment, plants, and animals. What are some things you can do to help conserve our environment? 

• leave water on, leave TV on, run dishwasher with 1 plate
• run the washing machine with 1 shirt
• leave the refrigerator door open
• turn off water, turn off lights, turn off TV

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5