18 Questions
What are the three fundamental features of a community?
Species diversity, feeding relationships, interspecific interactions
What are the two components of species diversity in a community?
Species richness and relative abundance
What is the role of producers in a trophic structure?
They are the autotrophs of a community and all organisms rely on them
What is a food web in a trophic structure?
A branching food chain with complex trophic interactions
What do decomposers do in a community?
Recycle all biomass
What is the proportion each species represents of all individuals in the community called?
Relative abundance
What are the different levels of heterotrophic organisms called in a trophic structure?
Consumers
What is the variety of organisms that make up a community called?
Species diversity
What is the term for the specific set of biotic and abiotic resources used by an organism?
Niche
Which interaction occurs when two species compete for a limited resource?
Competition
What is the term for interactions where both species benefit?
Mutualism
Which organism eats parts of plants or algae?
Herbivore
What type of interaction occurs when one species benefits and the other is neither helped nor harmed?
Commensalism
What is the term for an organism that derives nourishment from another organism, its host, which is harmed in the process?
Parasite
What may occur if two species’ niches overlap?
Competition
Which interaction between a consumer and another species involves the consumer feeding upon the other species?
Predation
What are interactions between populations in a community called?
Community dynamics
What is the term for the interactions between populations in a community categorized by their effect on the survival and reproduction of each species?
Interspecific interaction
Test your knowledge of community ecology with this quiz! Explore the interactions between different populations in the same area, including species diversity, feeding relationships, and interspecific interactions. Learn about species richness, relative abundance, and other fundamental features of a community.
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