Terms
Terms 2
Levels of organization
Succession
Food chains
100
Term for a living factor in an ecosystem is
Biotic
100
A herbivore eats_________
Plants
100
One individual (in as ecosystem) is an _____________
An organism
100
A forest fire burns down all the trees in an area. Which type of succession will occur?
Secondary succession
100
The arrows in a food chain represent the flow of ___________
Energy
200
Term for a non-living factor in an ecosystem is
Abiotic
200
A carnivore eats ________
Meat
200
All the organisms of a particular species in an area is a ________________.
population
200
During ecological succession, what is the name of the first organisms to show up?
Pioneer species
200
What percent of energy is passed from one trophic level to the next?
(Think Energy pyramid)
10%
300
A producer makes its own __________
Food
300
A omnivore eats _____________
plants and animals
300
True or false- a community is composed of all populations of living things interacting with eachother in an area.
True
300
What is an example of a common pioneer species?
Lichens, moss, and grasses
300
What is the relationship between primary consumers and secondary consumers?
(Who eats the other)
Secondary consumers eat the primary consumer
400
A consumer must ____________ in order to obtain energy
eat
400
Producers do this process to make there own food...
What is photosynthesis
400
True or false- am ecosystem is composed of both living and non-living things interacting together.
True
400
What is the difference between primary and secondary succession?
Primary- no soil present
Secondary- soil present
400
What organisms break down dead organisms and return nutrients to the soil?
decomposers
500
What is the name of the combined portions of the planet where all live exists?
Biosphere
500
What is carrying capacity?
The largest number of individuals the environment can support
500
An accurate way to determine the size of a population would be through this type of study...
What is mark and recapture
500
At the end of ecological succession, what is the name of the community that has reached a steady state?
Climax community
500
How do plants remove carbon from the atmosphere?
Photosynthesis