Chapter 1 Population & Communities

All the members of one species that live within an area of an ecosystem

• population

• community

• niche

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Organisms that make up the living part of an ecosystem.

• abiotic
• biotic factors
• ecology
• ecosystems

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Nonliving things found in an ecosystem.

• factories
• factor trees
• biotic factors
• abiotic factors

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

• population
• niche
• abitotic
• ecosystem

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Which statement is correct?

• A population is the same as a community
• A community is a group of populations
• A community is a part of a population
• A population is a group of communities

The role of an organism in its ecosystem is called the organism's __________.

• hot roll
• niche
• leading role
• role of a lifetime

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

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism
• mutualism
• parasitism
• predation

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When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess
• parasite, host
• host, parasite
• prey, predator

Mistletoe extracts water and nutrients from a spruce tree. The spruce tree is harmed. 

• parasitism
• commensalism
• mutualism

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