Changes

the way in which humans can help to take care of the environment

• deforestation (clear cutting)

• restore (restoration)

• impact

• disrupt

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

An increase in the average temperature of the earth's atmosphere

• overgraze

• thrive

• global warming

• native species

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Natural disasters can also change ecosystems. What can organisms do if a disaster happens?

• Fight, Survive, Struggle

• Move, Adapt, Die

• Stay, Sleep, Survive

• Eat, Sleep, Repeat

Tags

NGSS.MS-LS2-4

What would cause a decrease in the rabbit population?

• An increase in grass growing

• A decrease in caterpillars

• An increase in owls

• An increase in fox

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of these populations is most likely to decrease if the number of grasshoppers decreases?

• plants

• frog

• praying mantis

• owl

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

An example of a natural change to the ecosystem is:

• highway built in the middle of the desert. 

• Lightening strikes and starts a fire in the forest. 

• rancher placing too many grazers in a small area leading to overgrazing.

How would building a highway affect an ecosystem?

• saltwater pollutes fresh water

• marine life is threatened

• it would not change the ecosystem

• animals cannot travel through their ecosystem the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Explain the IMPACT of deforestation on the Amazon rainforest ecosystem.

• Deforestation has a NEGATIVE IMPACT on the Amazon rainforest ecosystem by destroying habitats

• Deforestation has a POSITIVE IMPACT on the Amazon rainforest ecosystem by creating new habitats.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What are the consequences of deforestation on the water cycle?

• Deforestation INCREASES TRANSPIRATION, leading to excessive precipitation

• Deforestation REDUCES TRANSPIRATION, leading to decreased precipitation, increased soil erosion, and altered river flow patterns.

Tags

NGSS.MS-ESS2-4

According to the chart, what would most likely happen in an ecosystem if there were a sudden decrease in the number of bacteria and fungi?

• The number of plants would increase

• The number of bees would increase

• The amount of nutrients in the soil would decrease

• The amount of water in the air would decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4