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Dat bio

ecology

QuestionAnswer
________ same species living together in a given location Population
____ capable of reproducing fertile offsping species
______ all portion of planet that supports life. BIosphere includes:atmosphere, lithosphere, hydrosphere
_______ zone in hydrosphere has only heterotrophic life aphotic zone
consequences of 2 species have the same niche -competition for resources; extinction of a species -elimination of 1 species in an area -species evolve in divergent dir
____ autotrophic that obtain energy from inorganic compds chemosynthetic bacteria
herbivores are more adept at ______ than carnivore defense
_____ 1 benefits but the other is not affected commensalism
_______ both orgs benefits mutualism
relationship b/t lichen and fungus lichen makes food for fungus. fungus support lichen, conserves water and provides CO2.
_____ benefits at the expense of the host parasitism
All__________ are parasites virus cuz they only function within a host
most bacteria are chemosynthetic / saprophytic
most fungi are saprophytic
protists and fungi are grouped as saprophytes
saltwater fish osmoreg live in hyperosmotic environ; they drink water cuz lose water and excrete salt
freshwater fish osmoreg live in hypoosmotic environ; excrete dilute urine, absorb salts
food chain transfer of energy from plants to a series of orgs
the kingdoms that fall under saprophytes bacteria, fungi, protists
food web crossbranches of foodchains in a community
the greater the number of pathways in a foodweb ensures more stable community
______ has the greatest energy in a pyramid of energy producers
______ has the greatest mass in a pyramid of mass producers
N2 is fixed in soil as nitrates by - lightning - N2 fixing bacteria
saprophytes convert nitrates to ammonia
ammonia converted to nitrites (NO2) by nitifying bacteria
____ convert nitrite to nitrate nitrifying bacteria
________ convert ammonia to N2 denitrifying bacteria
climax community pop that exist in balance with the environment
pioneer org first org that settles during an ecological succession eg lichen
Created by: smuttz
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