Changes in Ecosystems

the area that includes living and nonliving things around an organsim

• habitat
• community
• environment
• population

Tags

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all of the interacting members of the same species in an area

• population
• community
• species
• environment

A parasite

• hurts itself

• hurts one organism and helps another

• is two sites

• is helpful to everyone

Succession is

• quick change from a natural disaster

• to be able to win

• ecosystems that have no change

• process of gradual change from one community of organisms to another

Symbiosis where both species benefit is

• Mutualism

• Commensalism

• Parasitism

• An awesome deal

Symbiosis where one species benefits and the other neither benefits or is harmed is

• mutualism

• commensalism

• parasitism

• no bueno

Tags

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What can scientist tell from a fish fossil found in the desert?

• someone lost their fish

• the desert was once a sea or lake.

• it is fake

• fish once had legs to travel

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What might be a reason an animal becomes extinct?

• It is a predator.

• It produces oxygen.

• It adapts to its environment.

• Its habitat is destroyed.

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In symbiosis, what do you call it when one species benefits, but the other species is harmed.

• Mutualism

• Commensalism

• Parasitism

• A nightmare

What is one way people can disturb the balance of ecosystems?

• planting trees

• riding bicycles

• breathing air

• building houses

Tags

NGSS.MS-ESS3-4

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