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51 Cards in this Set
- Front
- Back
Biosphere
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The regions of the atmosphere occupied by living things
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Ecosystem
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A community of living things in one area possessing biotic and abiotic factors
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Organism
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An individual living thing
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Cell
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Life's basic unit of structure and function
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DNA
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The molecular chemical responsible for hereditary inheritance
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System
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A combination of parts that collectively form a larger united organization
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Gene
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Units of inherited information
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Interspecific Competition
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Competition within a species
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Competitive Competition
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When two species are so similar in their needs that the same resource limits both species’ development
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Niche
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The qualities that define an organism- its habitat, food sources, etc.
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Predation
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An occurrence when an organism consumes another organism
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Symbiotic Relationship
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The interaction between two populations living very close together
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Parasitism
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When one organism benefits at the expense of another in a symbiotic relationship
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Mutualism
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When both organisms in a symbiotic relationship benefit
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Commensalism
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When one organism benefits from their symbiotic relationship and the other is not affected.
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Producer
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An organism that produces its own by converting sunlight into chemical energy
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Consumer
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An organism that consumes other organisms to obtain chemical energy
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Decomposer
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An organism that breaks down dead organisms and waste
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Trophic Level
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Feeding level within a food chain
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Food Chain
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The path of food transfer from one trophic level to another
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What type of organism is tat the bottom of all food chains and food webs?
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Producers
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Herbivore
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A consumer that eats only producers
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Carnivore
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A consumer that eats only other consumers
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Omnivore
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A consumer that eats both producers and consumers
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Primary Consumer
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A consumer that eats only producers (Secondary consumers eat primary consumers and tertiary consumers eat secondary consumers
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Detritus
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Dead, decaying matter
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Food Web
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The pattern of feeding within an ecosystem represented by interconnected and branching food chains
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Biomass
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The organic material within a certain area
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Primary Productivity
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The rate at which producers in an ecosystem produce biomass
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What is the criteria for a living thing?
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DNA
Cells Use Energy Homeostasis Reproduction Adaptation to environment Respond to environment |
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Herbivore
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A consumer that eats only producers
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Carnivore
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A consumer that eats only other consumers
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Omnivore
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A consumer that eats both producers and consumers
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Primary Consumer
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A consumer that eats only producers (Secondary consumers eat primary consumers and tertiary consumers eat secondary consumers
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Detritus
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The residue of dead organisms
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Food Web
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The pattern of feeding within an ecosystem represented by interconnected and branching food chains
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Biomass
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The organic material within a certain area
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Primary Productivity
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The rate at which producers in an ecosystem produce biomass
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What is the criteria for a living thing?
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DNA
Cells Use Energy Homeostasis Reproduction Adaptation to environment Respond to environment |
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Anti-virals: Acyclovir (Zovirax)
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anti-infective
s.e.: headache, bl. dyscrasias N.C: trmt of herpes, varicella =IV: onset & peak immediate =PO: absorbed minimally, onset unknown, pk 1-1/2 hrs =do not break, crush or chew =PO: take w/out regard to meals w/full glass water =if does missed take asap, up to 1 hr b4 next does =contact MD if sore throat, fever and fatique, could be signs of superinfection |
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Energy Pyramid
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Shows the energy loss from one trophic level to the next
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Biomass Pyramid
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Represents the actual biomass in each trophic level
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Energy
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The ability or capacity to do work
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What is the order of energy?
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Sun goes to produces to primary consumers to secondary consumers to tertiary consumers
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How much energy on average gets transferred to the next trophic level?
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10-15 percent
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What happens to the energy that does not get passed on to the next trophic level?
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-Part gets consumed at that level
-Part converts into heat energy |
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What is another name for a decomposer?
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Detrivours
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Pyramid of Numbers
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Shows number of individual organisms in each trophic level of an ecosystem, organized like energy pyramid
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Productivity
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The rate at which producers make food
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What are the two options an organism has when it shares the same niche with another organism
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Option 1= To Die
Option 2= Occupy a new area |
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Levels of living things from smallest to largest
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Cells, tissue Organ, Organ system, organism, population, community, ecosystem
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