8.1 & 8.2 - Ecosystem Organization and Factors - Vocabulary

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

any living factor in an organism’s environment.

• Abiotic factors
• Environmental conditions
• Nutritional elements
• Biotic factors

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

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

• ecosystem

• biosphere

• population

• biome

What is an ecosystem?

• Only the living things in a given area

• Only the nonliving things in a given area

• All the living things and nonliving things in a given area

• Only the plants in a given area

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

What is the biosphere?

• Only the land areas of Earth

• Only the water areas of Earth

• All the parts of Earth where there is life

• Only the atmosphere of Earth

What are life characteristics?

• Only growing and developing

• Only reproducing

• Growing and developing, reproducing, responding to changes, and maintaining steady internal conditions

• Only maintaining steady internal conditions

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