Ecology Test Review

What are herbivores?

• Animals that eat plants and animals.

• Animals that eat only plants.

• Animals that eat only animals.

• Animals that break down dead matter.

Tags

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The diagram pictured shows what?

• A food chain

• A food web

• A food pyramid

• A biomass pyramid

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What species is at the bottom of the food chain pictured?

• producer

• primary consumer

• tertiary consumer

• sun

What is an example of a limiting factor?

• shelter

• strength

• number of offspring

• height

Tags

NGSS.MS-LS2-1

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What is the original source of energy in most ecosystems?

• carbohydrates

• sunlight

• water

• carbon

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Which relationship is when both organisms benefit?

• competition

• Mutualism

• parasitism

• energy pyramid

A living relationship between two species in which one organism is harmed and the other benefits is called...

• mutualism

• commensalism

• parasitism

• niche

A group of organisms that are different species but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Organism

A living organism that puts materials from dead  plants and animals back to the soil is called a ____________?

• carnivore
• decomposer
• herbivore
• omnivore

Tags

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In a parasitic relationship, one organism is ___________ and one organism is benefiting. 

• helped
• harmed
• not effected
• happy