Levels of Organization
The scientific study of organisms and their environment is called ___.
Ecology
Living factors in organisms environment are called ___.
What is biotic.
An area where an organism lives is called its ___
What is habitat
The close relationship between two or more organisms living together is called ___.
What is symbiosis.
The name for an organism that collects energy from the sun and makes their own food is called ___.
What is an autotroph.
How many levels of organization are studied in ecology?
What is 6
Non-living factors in an organisms environment are called ___.
What is abiotic factors.
The role or position an organism has in its environment is called ___.
What is niche.
The relationship between 2 or more organisms living together and benefitting from each other is called ___.
What is mutualism.
A model representing interconnected food chains and energy pathways is called ___.
What is a food web.
What is the highest level, or largest level of organization in Ecology?
What is the biosphere
This factor restricts the numbers, reproduction or distribution of organisms.
What is limiting factor.
The act of one organism pursuing and eating another organism is called ___.
What is predation.
The type of relationship where one organism benefits and the other organism is neither helped nor harmed is called ___.
What is commensalism.
Each step in a food chain or food web is called ___.
What is trophic level.
What is the lowest level of organization in Ecology?
What is an organism.
The ability of an organism to survive when subjected to abiotic or biotic factors is called ___.
What is tolerance
This occurs when more then one organism use a resource at the same time.
What is competition.
When one organism benefits at the expense of another organism it is called ___.
What is parasitism.
Organisms that eat fragments of dead matter in an ecosystem are called ___.
What are detritivores.
List the levels of organization in order from smallest to largest.
What is organism, population, biological community, ecosystem, biome, biosphere.
Sunlight, temperature, rainfall and soil type are examples of these factors.
What is abiotic factors
Trees are the habitat for the ___of organisms that live there.
What is community.
Name 3 types of symbiotic relationships.
What is mutualism, commensalism and parasitism.
Name 4 types of heterotrophs.
What are herbivores, carnivores, omnivores and detritivores.