if eye protection is not worn (goggles)*do not wear regular eye glasses during a lab* and something gets in the eyes, use this piece of eye equipment
What is eye wash station?
100
many interconnecting food chains, representing the fact that most organisms eat more than one thing
What is a food web?
100
allows organisms to survive the process of natural selection in their environments
What is adaptations?
100
bacteria living in soil and on roots are important in this cycle
What is the nitrogen cycle?
100
the structure and function of a healthy ecosystem should remain stable, even in the face of disturbance
What is ecosystem stability?
200
tentative and testable statements that must be capable of being supported or not supported by observational evidence
What is a hypothesis?
200
carnivore at the topmost level in a food chain that feeds on other carnivores; an animal that feeds on only secondary consumers
What is a tertiary consumer?
200
fungi, protists, and bacteria
What is a producer?
200
carbon is extracted from the atmosphere through plants in this process
What is photosynthesis?
200
ongoing process that is a change in the makeup and structure of organisms within an ecosystem
What is ecological succession?
300
based on natural and physical phenomena and are capable of being tested by multiple independent researchers, well established and highly reliable explanations
What is a theory?
300
the ecosystem comprising the entire earth and the living organisms that inhabit it
What is the biosphere?
300
the concentration of the chemical increasing up the food chain
What is biomagnification?
300
organisms use this to carry out life functions
What is nitrogen?
300
occurs in locations where there is little to no soil
What is primary succession?
400
another name for a magnifying glass used to determine how a fungal population helps recycle nutrients
What is a hands lens?
400
if biosphere comprises the entire earth, name the order of biosphere, community, population, and ecosystem smallest to biggest
What is population, community, ecosystem, biosphere?
400
a cowbird attaches itself to a bison
What is commensalism?
400
this is able to fix nitrogen to be useable by plants
What is symbiotic and free living bacteria?
400
occurs in locations where soil is already present, these areas had living organisms in the past or are a current home to a few species
What is secondary succession?
500
use caution with sharp objects, wear gloves, aprons, and goggles, work in a well-ventilated area are safety procedures when doing this
What is dissecting a preserved specimen?
500
a carnivore that feeds only upon herbivores in the food chain
What is a secondary consumer?
500
the point at which a population in an ecosystem stops growing in response to density-dependent and density-independent factors
What is carrying capacity?
500
three ways carbon can be released into the atmosphere
What is animal and plant respiration and burning of fossil fuels?