2.2.1: Population Changes

Match

Match the vocabulary word to its definition.

• abiotic

• habitat

• population

something that was never alive

where an organism is naturally found

group of organisms of the same species

• something that was never alive

• where an organism is naturally found

• group of organisms of the same species

Wayground: Unit 2, Topic 2 Flashcards

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Multiple Choice

Which of the following data would a population ecologist most likely collect?

• amount of pollution in the water

• air quality of the atmosphere

• number of individuals in an ecosystem

Multiple Choice

Why would scientists be interested in species populations that are either growing too much or shrinking too much?

• Both types of changes may indicate concerns about the health of an ecosystem.

• Once a population is established, it will only grow and never shrink in size.

• 
  These population changes show that the ecosystem is healthy.

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