Food Webs
a group of creatures than can produce offspring with another is
what is a species
a sugar made up of a single sub unit
what is a carbohydrate
example: bread, pasta
a group of the same species of organisms living in an area
what is a population
a relationship where two or more organisms need the same resource at the same time is
competition
a species that enters new ecosystems, has no natural predators, and harm native species and their habitats
what is invasive species
example: sea lamprey
an herbivore is
an organism that eats only plant based foods. a primary consumer
example: deer
energy is
the ability to do work or cause change
true or false: abiotic factors are all the living things in a biome
FALSE, abiotic is NON-living things
a close relationship between two or more species that benefits at least one of the species is
what is symbiosis
an animal that hunts and eats other animals
predator
a carnivore is
an organism that eats the flesh of other organisms, a secondary consumer
a way to grow plants in water instead of in soil is called
what is hydroponics
ANY substance that is toxic to the water or atmosphere is
what is pollutant
mutualism is
a symbiotic relationship in which both organisms benefit
reproduction is
what is how an organism produces offspring
an omnivore is
an organism that eats food from both plants and animals
this is an essential chemical that is vital to all life
what is phosphorus
dioxin is
what is a highly toxic pollutant that accumulates in the fatty tissue of an organism
This is when an organism uses a host and benefits, but the host is harmed
what is parasitism
a life cycle is
what is the stages a living thing goes through from birth to death
decomposers are
organisms that get energy by breaking down the remains of dead organisms
example: mushrooms
photosynthesis is
what is the process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and sugars/starches
a biome is
a group of ecosystems that have the same climate and similar communities of plants and animals
example: desert or arctic
Commensalism is
what is a symbiotic relationship in which one benefits and the other is neither benefited nor harmed
this is the buildup of toxic substances in an organism's tissue over time
what is bioaccumulation