Vocabulary
An environment that provides the things an organism neds to live, grow, and reproduce.
What is a habitat?
These organisms produce energy through the use of photosynthesis.
What are Plants?
A living or once living part of an organism’s habitat
What is biotic factor?
The definition of biodiversity is _____________________.
What is the variety of different organisms living in a certain area?
The organism that a parasite lives in or on in a parasitism interaction.
What is a host?
The community of organisms that live in a particular area, along with their nonliving surroundings. This includes abiotic and biotic factors.
What is an ecosystem?
These organisms are herbivores, therefore they are called ______________ consumers.
What is primary?
A nonliving part of an organism’s habitat
What is an abiotic factor?
The term given to a species that plays a very important role in an ecosystem. The ecosystem would fall apart quickly if this species dissappeared.
What is a keystone species?
An organism that is killed and eaten by another organism.
What is prey?
A relationship between two species in which one species benefits and the other is neither helped nor harmed.
What is commensalism?
These organisms are typically at the top of the food chain. They are called ____________ consumers.
What is tertiary?
An environmental factor that causes a population to decrease in size
What is limiting factor?
The two reasons biodiversity is important.
What are for economic reasons, medical reasons, scientific reasons, enviromental reasons?
A carnivore that feeds on the bodies of dead organisms.
What is a scavenger?
An organism that breaks down wastes and dead organisms.
What is a decomposer?
This is a way to show how energy in a food web is allocated. Usually there is a large base and a pointed top.
What is an energy pyramid?
The series of predictable changes that occur in a community over time
What is ecological succession?
These animals have not changed for thousands of years.
What are living fossils?
An interaction in which one organism kills another for food.
What is predation?
A series of events in which one organism eats another and obtains energy. Usually written on one line.
What is a food chain?
What is the percentage of energy LOST as it moves from producer to primary consumer to secondary consumer?
What is 90%?
When an organism has adapted to fulfill a specific role in an ecosystem
What is a niche?
This group of species are very sensitive to environmental changes. Usually they are the first to be hurt due to pollution.
What are indicator species?
A group of organiss that are physically similar and can mate with each other and produce offspring that can also mate and reproduce.
What is a species?