8.1, 8.2, & 8.3 - Ecosystem Organization, Factors Rel. - Vocab.

What is a community in ecological terms?

• A group of the same species living together

• Two or more populations of different species that live together in the same area at the same time

• A single organism living alone

• A group of nonliving things

What is a population?

• All the organisms of different species in an area

• All the organisms of the same species that live in the same area at the same time

• All the nonliving things in an area

• All the plants in a forest

a symbiotic relationship that benefits one organism but does not harm or benefit the other.

• Commensalism
• Parasitism
• Predation
• Mutualism

What is an organism?

• Anything that has or once had all the characteristics of life

• Only plants and animals

• Only living things that can move

• Only nonliving things

the organisms hunted or eaten by a predator.

• predator
• scavenger
• herbivore
• prey

What defines a species?

• A group of organisms that live in the same area

• A group of organisms that have similar traits and are able to produce fertile offspring

• A group of organisms that are all different

• A group of organisms that cannot reproduce

What comes next in Ecological organization? Species---population---community--?

• ecosystem

• biosphere

• population

• biome

What is a hierarchical organization?

• A system where each level is independent

• A system of organization that begins with the simplest level and each level becomes more complex

• A system where all levels are equally complex

• A system that only includes living organisms

a factor that can limit the growth of a population.

• Growth enhancer
• Limiting factor
• Population booster
• Resource abundance

What does "fertile" mean?

• Incapable of producing offspring

• Capable of producing offspring or new life

• Only able to produce plants

• Only able to produce animals