Unit 5 definitions - Ecology and The Environment

What are abiotic factors in an ecosystem?

• The living components of an ecosystem

• The non-living aspects of an ecosystem

• The variety of living organisms in an ecosystem

• The populations of different species living together

What does biodiversity refer to in an ecosystem?

• The non-living aspects of an ecosystem

• The living components of an ecosystem

• The variety of living organisms in an ecosystem

• The spread of living organisms in an ecosystem

What are biotic factors in an ecosystem?

• The non-living aspects of an ecosystem

• The living components of an ecosystem

• The spread of living organisms in an ecosystem

• The breakdown of dead materials into simpler organic matter

What is a community in ecological terms?

• The place where an organism lives

• All the populations of different species living together in a habitat

• The spread of living organisms in an ecosystem

• The breakdown of dead materials into simpler organic matter

What does distribution refer to in an ecosystem?

• The variety of living organisms in an ecosystem

• The spread of living organisms in an ecosystem

• The community of organisms and their interactions

• The place where an organism lives

What is an ecosystem?

• The place where an organism lives

• The community of organisms and their interactions

• The breakdown of dead materials into simpler organic matter

• The spread of living organisms in an ecosystem

What is a habitat?

• The place where an organism lives

• The community of organisms and their interactions

• The spread of living organisms in an ecosystem

• The breakdown of dead materials into simpler organic matter

What is a population in ecological terms?

• The variety of living organisms in an ecosystem

• All organisms of the same species living with one another in a habitat

• The spread of living organisms in an ecosystem

• The breakdown of dead materials into simpler organic matter

What are decomposers?

• Organisms that release enzymes to break down dead material

• The living components of an ecosystem

• The non-living aspects of an ecosystem

• The variety of living organisms in an ecosystem

What is decomposition?

• The spread of living organisms in an ecosystem

• The breakdown of dead materials into simpler organic matter

• The community of organisms and their interactions

• The place where an organism lives