Biology Ch 2 Ecology Vocab Quiz

the study of the interactions between organisms and their environments

• ecosystem

• chemistry

• ecology

• biology

living factors in an organism’s environment

• abiotic factor

• biotic factor

• habitat

• niche

population

• Organisms of a single species that share the same geographic location at the time

• a group of interacting populations that occupy the same geographic area at the same time

• a biological community and all of the abiotic factors that affect it.

• the close relationship that exists when two or more species live together.

biological community

• the role or position that an organism has in its environment

• Organisms of a single species that share the same geographic location at the time

• a group of interacting populations that occupy the same geographic area at the same time.

• a large group of ecosystems that share the same climate and have similar types of communities.

an area where an organism lives

• habitat

• niche

• symbiosis

• ecosystem

the role or position that an organism has in its environment

• niche

• habitat

• community

• trophic level

Predation

• one organism benefits, the other is neither helped nor harmed

• the close relationship that exists when two or more species live together.

• the act of one organism pursuing and consuming another organism for food.

• the role or position that an organism has in its environment

autotroph

• an organism that collects energy from sunlight or inorganic substances to make food.

• eats only plants.

• eats both plants and animals

• an organism that gets its energy by consuming other organisms.

eats fragments of dead matter

• detritivore

• omnivore

• herbivore

• carnivore

food chain

• a simple model that shows how energy flows through an ecosystem.

• a model representing the many interconnected food chains and pathways in which energy flows through a group of organisms.

• is the total mass of living matter at each trophic level.

• The exchange of matter through the biosphere.