ecology Flashcards
(35 cards)
_____ this level looks at how one organism interacts with the environment.
individual
a _____ consists of a community and the non living things that they interact with and that affect them (not always obvious).
Ecosystem
_____ a collection of individuals belonging to the same species (a group of organisms that reproduce to produce fertile offspring). usually this is measured for a given area.
Population
A _______ is a collection of ecosystems that have similar properties such as climate and organism.
Biome
______ a Physical environment that an organism lives in.
Habitat
A ________ is a collection of populations within a given area.
community
name 3 biotic factors
3 things that are living
name 3 abiotic factors
3 things that are non-living
autotroph means?
organisms that carry out photosynthesis for energy.
Heterotroph means?
Eats other organisms to get energy.
what is a producer
organisms that can make their own food
whats a primary consumers
usually herbivores, feeding on plants and fungus
whats a secondary consumers
animals, which eat primary consumers
what is a tertiary consumers
animals, which eat secondary consumers and sometimes primary consumers
provide food chain with at five trophic levels
grasses, grasshopper, bird, snake, hawk
how much energy is lost.
90%
how much energy is trasferred.
10%
where does the source of all energy for ecosystems come from?
the sun
formulas for photosynthesis?
Light
carbon dioxide + water then photosynthesis then glucose + oxygen
= energy
formulas for cellular respiration
glucose + oxygen then cellular respiration then carbon dioxide + water = energy
Sea anemones and hermit crabs interaction =
Mutualism when both party’s benefit from the interaction
mosquitoes sucking the blood of humans interaction =
parasitism when one party is benefiting and other is getting harmed
Venus fly trap interaction =
predation when one party eats the other
sarcastic fringehead interaction =
competition when 2 party’s compete for food water, mates and shelter
