Species Interactions Crossword Puzzle

QUESTIONS LIST:

• parasite : organism that benefits from long term, harmful, but usually nonlethal, association with a host.
• parasitoid : parasite-like relationship that ends in death (consumption) of the host.
• predator : organism that kills and consumes prey.
• grazer : organism that consumes part of prey.
• mutualism : interspecific interaction that benefits both species.
• obligate : at least one species has lost the ability to survive on its own.
• facultative : interacting species derive benefits form each other, but not fully dependent and so can survive alone.
• endoparasite : live and feed within the body of the host.
• ectoparasite : live and feed on the external surface of the host.
• commensalism : interaction that benefits one species, but neither harms nor helps the other.
• amensalism : interaction that has a negative impact on one species, but neither harms nor helps the other.
• masting : synchronous production of progeny (offspring); causes predator satiation.
• mimicry : parasites and hosts undergo coevolution and resemble each other in some way.
• herbivore : an organism that consumes plants.
• granivore : an organism that consumes grains.
• insectivore : an organism that consumes insects.