Environmental Changes

problem that occurs when grazing animals like cattle and sheep eat too much vegetation (grass)

• habitat

• overgraze

• thrive

• global warming

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

A fire destroys all of the trees and plants in the forest. How might this affect the birds in the area?

• The birds will plant seeds and grow new trees.

• The birds will have more food to eat.

• The birds will plant seeds and grow new trees.

• The birds will have no place to build their homes.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How might cutting down the trees in a rainforest environment affect the animals that live there?

• All of the animals that live there will die quickly

• Animals will move to new areas to meet

  their needs.

• All of the animals will make their homes

  underground.

• Animals that eat tree leaves

  will become carnivores.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

How does a bird "change its environment" to meet its NEEDS?

• builds a nest

• flies around

• catches bugs

• looks for something to eat

Tags

NGSS.MS-LS2-1

When a certain population becomes so much that it harms or changes the quality of life in that environment, we have...

• a population

• overpopulation

• pollution

Tags

NGSS.MS-ESS3-4

organisms that entered a new ecosystem and multiplied, hurting native species and their habitats

• overpopulation

• inpact

• restore (restoration)

• Invasive species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

If humans cleared a forest to build homes, we would expect _____________.

• fewer tree-dwelling animals

• increased insect populations

• more development of soil

• more frequent thunderstorms

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

In which example does a nonliving factor affect an ecosystem?

• Insects destroy most of the trees in the forest

• A tornado uproots many trees in a neighborhood

• A beaver uses trees it cuts down to build a dam on a river

• People cut down trees to clear land for building homes.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

NGSS.MS-LS2-3

How will the construction shown above most likely effect the environment?

• Animals in different parts of the ecosystem will be separated

• Habitats on both sides of the road will be damaged by flooding

• Plants will stop growing in the cleared ground

• Populations of predators will increase in this region.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

trees are cut down in large numbers to clear the land; this can lead to erosion and loss of soil

• impact

• restore (restoration)

• deforestation (clear cutting)

• invasive species

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5