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Ecology 2

What is symbiosis? The relationship between organisms
What is parasitism? A relationship between two organisms in which 1 organism is helped and the other is harmed
What are 3 symbiotic relationships? parasitism, commensalism, and mutualism
What is commensalism? A relationship between two organisms in which 1 organism is helped and the other is unaffected
What is mutualism? A relationship between two organisms in which both organisms are helped
What is an example of a parasitic relationship? a tick on a dog. the tick is helped and the dog is hurt.
What is an example of a mutualistic relationship? a bird eating bugs off of a buffalo. The bird gets food and the buffalo gets cleaned.
What is an example of a commensalistic relationship? A remora and a shark. The remora gets food and protection and the shark gets nothing in return
Where does ALL the energy on Earth come from? the sun
How does a producer obtain its food? It makes it (most through photosynthesis)
What eats a producer? Primary consumer
What eats a primary consumer? Secondary consumer
What eats a secondary consumer? A tertiary consumer
What happens to the amount of available energy as you move UP the energy pyramid? It decreases because each trophic level uses most of the energy that it gets
What is biodiversity? The amount of different species that live in an area
Is biodiversity good or bad? Why? Good, because it allows ecosystems to be able survive through changes in the environment.
What is a decomposer and name an example? organisms that break down dead organic material. Fungus
Created by: mvanderb