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Unit 2 exam
Thanks to Jacob Lange for the hard work!
Terms in this set (41)
Plants, algae, and some bacteria use sunlight, carbon dioxide, and water to produce carbohydrates and oxygen.
The process by which cells produce energy from carbohydrates.
An organism that can make food often through photosynthesis.
Eats other organisms to obtain food.
An organism that gets food from breaking down dead organisms.
Shows the pathway of energy transfer through a few organisms.
A diagram that shows the feeding relationships between many species in an ecosystem.
The individual steps in a food chain or food pyramid.
An organism that eats producers
An organism that eats primary consumers
An organism that eats secondary consumers
Bacteria and fungi
most common decomposers
An organism that eats only plants
A rose bush is an example of a...
A buffalo is an example of a...
A lion is an example of a...
A mushroom is an example of a...
How much energy is passed from one trophic level to the next?
A consumer that eats both plants and animals
What is the importance of lichens in primary succession
They break down rock and that makes soil for more things to grow like grass and moss
living and once living
succession that occurs on surfaces where no soil exists
Succession following a disturbance that destroys a community without destroying the soil
Humans affect on the carbon cycle
Burning fossil fuels adds more carbon
a stable community that no longer goes through major ecological changes
What importance does fungi and bacteria have in a ecosystem
They decompose, witch produces things
How does nitrogen in the air change into a form plants can use?
By nitrogen fixing bacteria
series of gradual changes that occur in a community following a disturbance
A living thing
group of individuals of the same species that live in the same area at the same time
All of the spices in an area at the same time
All the spices in an area and their environment
6 kingdoms of life
Eubacteria, Archaebacteria, Protista, Fungi, Plantae, Animalia
How are food webs different from food chains?
Chains are linear webs are complexed
Witch kingdoms of life contain producers
Plants, protist, eubacteria
What does bacteria, fungi, and plants have in common?
All have cell walls
First species to populate an area during primary succession
When a chemical designed to kill a organization doesn't kill it and they survive to pass along that trait
the total mass of organisms in a given area or volume.
The number of different species in an area