Biology Ecology Crossword Puzzle
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QUESTIONS LIST:
- population : group of individuals of the same species that live in the same area
- decomposers : bacteria and fungi that break down materials
- bioticfactor : any living part of the environment with which an organism might interact
- ecological pyramid : illustration of the relative amounts of energy or matter contained within each trophic level of a food web or food chain
- herbivore : organism that only eats plants
- heterotroph : organisms that cannot directly harness energy from the sun. these organisms have to ingest energy.
- biome : a group of ecosystems that share similar climates and organisms
- trophic level : each step in a food chain or food web
- nitrogen fixation : process of converting nitrogen gas into nitrogen compounds that plants can use
- biomass : total amount of living tissue within a given trophic level
- denitrification : process by which bacteria convert nitrates into nitrogen gas
- phytoplankton : floating algae that go thru photosynthesis
- carnivore : organisms that kill and eat other organisms
- autotroph : organism that captures energy from sunlight and converts it into forms of energy the organism can use
- ecology : the study of organisms and how they interact with each other and their environment
- abiotic factor : physical or nonliving factor that shapes an ecosystem
- food web : network of complex interactions formed by feeding relationships
- community : assemblage of different populations that live together in a defined area
- biosphere : area of the earth that consists of all living things
- food chain : series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
- omnivore : organism that eats both plants and animals