Unit 1.1 APES Ecosystems

An observer notes that the various birds in her yard feed on are using different parts of the tree for nesting sites and food. This is an example of _______________

• division of labor

• resource conservation

• resource partitioning

• mutualism

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An ecosystem contains

• only one species

• multiple species

• living and non-living components

• all the similar biomes across the world

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A population is best described as

• only one species

• multiple species

• living and non-living components

• all the similar biomes across the world

Climates are classified according to two major factors:

• elevation and precipitation
• latitude and temperature
• elevation and latitude
• precipitation and temperature

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What do you call ALL the living things in the same environment?

• population
• community
• ecosystem
• biome

Consumer that eats plants

• heterotroph
• herbivore
• producer
• community

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As simple diagram showing the transfer of energy from a producer to a primary consumer and on to a secondary consumer.

• foodweb

• consumer

• food chain

• omnivore

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Organisms that relies on other organisms for food; consumer

• herbivore
• decomposer
• heterotroph
• species

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What may happen if the snowshoe hare was removed from the food web pictured?

• The insects in the habitat would increase.
• The shrew population would decrease due to being only hawk food source.
• The willow tree population would decrease.
• Foxes would dies due to no food source. 

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In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?

• 10%
• 20%
• 80%
• 90%

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