Levels of Organization
Organism
What is the study of how organisms interact with their environments?
Ecology
Any plant (or some bacteria)
When one organism kills and eats another
Predation
What is the name for the place where an animal lives?
Habitat
A group of different species
Community
A nonliving factor in an ecosystem
Abiotic Factor
An organism that eats only meat
Carnivore
Both organisms benefit
What did dinosaurs evolve into? (What are they today?)
Birds!
Put these levels in order from SMALLEST to BIGGEST:
community ; population ; biosphere ; organism
Organism - Population - Community - Biosphere
Write 3 examples of biotic factors
Humans, animals, plants, bacteria...
Plants AND meat
Write an example of parasitism.
Mosquito and human, dog and tick... etc.
What is the name of something that eats only dead things?
Decomposer OR detritivore
Write an example of an ecosystem.
anything as long as it involves something living and something nonliving!
The job or role of an organism
Niche
What is the difference between a food chain and a food web?
Food chain is only one - a straight line. Food web is MANY food chains.
Which type of interaction results in BOTH organisms being harmed?
Competition
What was the name of the parasitic bird we saw in a video in class?
Cuckoo bird
What is the SAME between "population" and "community"?
They both include biotic factors only
What 2 things must be true for a group of organisms to be considered a species?
-Share similar characteristics
-Be able to successfully reproduce
If a producer (trophic level 1) has 20,000 kcal of energy, how much energy will the THIRD trophic level have?
200 kcal
What is the difference between predation and parasitism?
In predation, one organism is killed.
What is the other scientific name for a producer?
Autotroph