Ecology Intro

A __________ includes all living and non-living things in an environment. 

• population
• niche
• abitotic
• ecosystem

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_______ are consumers that eat only meat.

• Herbivore
• Omnivore
• Carnivore

________ are consumers that eat plants and meat.

• Herbivore
• Omnivore
• Carnivore

Which describes a decomposer?

• an organism that eats only plants
• an organism that makes its own food
• an organism that breaks down dead matter
• an organism that recieves energy from the sun

Tags

NGSS.MS-LS2-3

What are interconnected food chains called?

• consumers
• predators
• food web

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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.

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NGSS.MS-LS2-4

All food chains_____________________

• have more consumers than producers
• produce and use same amount of energy
• begin with a producer
• are unhealthy 

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NGSS.MS-LS2-3

How does energy enter an ecosystem? 

• sunlight
• soil 
• animals 
• invasive species 

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NGSS.MS-LS2-3

A lion, captures and eats other animals. What is he considered? 

• prey
• predator
• producer 
• healthy 

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NGSS.MS-LS2-4

A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 
• Competition
• Parasitsm 
• Commensalism