Term | Definition |
food_web | diagram that shows feeding relationships between organisms in an ecosystem |
niche | role an organism plays in an ecosystem |
inference | The statement "Ms. Smith loves apples because she eats an apple every day for lunch" is an example of an ____________. |
parasitism | relationship between two organisms where one is harmed and the other benefits |
limiting_factor | an environmental factor that prevents a population from increasing. |
competition | an interaction between two organisms fighting over resources in a habitat |
producer | an organism that can make its own food by using energy from its environment |
nucleus | the organelle that directs all of the activities in a cell |
cell | the basic unit of life |
respiration | process in which glucose is broken down, releasing energy |
biome | a large region characterized by specific type of climate and certain types of plants and animals |
energy_pyramid | a diagram that shows an ecosystem's loss of energy and how that energy passes through the ecosystem's food chain |
selective permeability | property of cell membranes that allows some materials to pass through while others cannot |
commensalism | symbiotic relationship between two organisms where one benefits and the other is unaffected such as the remora fish and the shark |
DRY-MIX | a way to remember which variable is plotted on each axis of a graph |
mutualism | relationship between two organisms where both benefit such as oxpeckers(a type of bird)and rhinos where oxpeckers eat ticks and other parasites that live on the rhino's skin. |
consumer | an organsim that eats other organisms and/or organic matter |
homeostasis | an organism's ability to maintain stable internal conditions |
osmosis | the movement of water molecules across a selectively permeable membrane |
diffusion | the movement of molecules across a selectively permeable membrane from an area of higher concentration to lower concentration |
chloroplast | cell organelle that captures energy from the sun and uses it to produce food |
responding_variable | factor in an experiment that is measured; also known as the dependent variable |
manipulated_variable | factor in an experiment that a scientist purposely changes; also known as the independent variable |
abiotic | nonliving parts of the environment |
biotic | living parts of the environment |
bio | word part that means living or life |
passive_transport | movement of materials through a cell membrane without the use of energy, such as diffusion |
active_transport | movement of materials through a cell membrane where energy is used such as vesicles removing waste from a cell |