ECOLOGY REVIEW 2

Ecology is the study of .

• life

• Interactions among organisms and their environments

• interactions among organisms

• how traits are passed from parents to offspring

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What is made up of all the populations in an area?

• Habitat

• Niche

• Community

• Ecosystem

An ongoing relationship in which one organism benefits and the other is harmed.

• A. Predator & Prey

• B. Mutualism

• C. Commensalism

• D. Parasitism

A close, ongoing relationship between species in which at least one is benefiting and the other is not helped or harmed.

• Commensalism

• Symbiosis

• Predator & Prey

• Mutualism

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There are birds that eat the food from between the teeth of alligators, leaving the alligators with clean teeth and the birds with a meal. What type of ongoing relationship is this?

• A. Predator & Prey

• B. Mutualism

• C. Commensalism

• D. Parasitism

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Bee and flower.

• Commensalism

• Predator/Prey

• Mutualism

• Parasitism

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What does the direction of the arrow represent in a food chain or energy pyramid?

• the flow of energy
• which way is north
• the expenditure of energy
• increase of energy

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What is an animal called that eats only plants?

• Carnivore
• Omnivore
• Parasite
• Herbivore

A lion eats meat. That makes a lion a_____________

• Carnivore
• Herbivore
• Plant hater
• Omnivore

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

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