Ecosystems
Abiotic/Biotic Factors
Limiting Factors
Energy Pyramid
Symbiotic Relationships
100
Where an animal lives Ex: A snake lives under a rock
Habitat
100
What is a abiotic factor?
Something that is non-living
100
What is a limiting factor?
Something that can cause a population to decrease
100
What do we call the levels of the energy pyramid?
Trophic Levels
100
A relationship where both organisms benefit
mutualism
200
What do we call a ecosystem on land?
Terrestrial Ecosystem
200
What is a biotic factor?
Something that is living
200
What are the three main type of limiting factors we learned about in our limiting factors and carrying capacity worksheet?
Food and water, weather conditions and space
200
List all 5 of the levels of the energy pyramid
producers, primary consumers, secondary consumers, tertiary consumer, quaternary consumers
200
A relationship where one organism benefits and the other is harmed
Parasitism
300
What is the difference between a marine ecosystem and a fresh water ecosystem
One is salt water and the other isnt
300
There are three categories of limiting factors
two are
Abiotic/Biotic
Density-independent
What's the other category?
Density dependent
300
the dotted line represents the...
Carrying Capacity
300
How much energy goes to the next trophic level
Hint: I need a percentage
10%
300
A relationship where one benefits while the other does but is also not harmed
Commensalism
400
Provide one accurate food chain from this food web
..... up to my discretion
400
Salinity, temperature and pH are all what kind of factors?
Abiotic
400
What is carrying capacity?
The amount of animals a ecosystem can hold and provide resources for without being over populated.
400
90% of the rest of the energy in the trophic level returns to the atmosphere in the form of ...
Heat
400
Three species of bird hunt for insects in the same tree, they all hunt in different places of the tree. This hunting is best explained as an adaptation to what kind of relationship?
a. Mutualism
b. Commensalism
c. Parasitism
d. Predation
Predation
500
This picture represents the ___________ cycle
Fill in the blank
Carbon Cycle
500
What is the difference between a organism, population and community?
An organism is one species, a population is a group of the same species and a community is different species living/coexisting in the same ecosytem.
500
In what year did the population of moths begin to stabilize?
2013
500
How much energy should be at the top of this energy pyramid?
5 units of energy
500
What do we call the role of organism in its ecosystem?
Niche