Energy in Ecosystems
Where does all the energy originate from
From the sun
What is tick is a example of
a parisite
What are apex predators
The organisms that make up the last trophic level
What does water do for the ecosystem
Every living thing needs water to survive
What is Climate
The amount of rainwater and the temperature in a particular environment
Where do herbivores get their energy from
From only eating plants
What is Parasitism
When one organism benefits while the other is harmed
What are Primary consumers
The organisms that make up the second trophic level
Why does an environment need herbivores
They provide carnivores with food and balance out the ecosystem
What is Immigration
When Organisms move into a different environment
Where do carnivores get their energy from
From only eating other organisms
What is Mutualism
When both organisms benefit
What are Secondary consumers
The organisms that make up the third trophic level
what does the sun do for the ecosystem
It makes life possible by providing energy
What is Emigration
When Organisms move out from a environment
Where do omnivores get their energy from
From eating both plants and other organisms
What is Communalism
When one organism benefits while the other is unaffected
What is the reason primary consumers get more energy than secondary consumers
The 10% rule
What does an apex predator do for the environment
When they limit the size of their various prey, keeping the ecosystem in balance
what is carrying capacity
The size of the population that an ecosystem can hold
What is the reason the animals at the top of the food chain get the least amount of energy
The 10% rule
What is Symbiosis
The ecological relationship between organisms of different species
How do Apex predators affect the rest of the food chain?
By preventing any one prey species from becoming too abundant
What are the two usual major limiting factors in an ecosystem
Lack of food and lack of a habitat
What is population density affected by
Death rate and birth rate