What is the smallest unit of ecological organization?

What is the term for the role of an organism in its ecosystem, including its habitat and interactions?

What level of organization can be observed in a forest, including all living organisms and their physical environment?

What is the study of interactions between organisms and their environment called?

What is the relationship between different species living in the same area called?

What do we call a group of the same species living in a specific area?

What is the term for a group of ecosystems that share similar climates and organisms?

What is the term for groups of different populations living together in the same place at the same time?

What level of ecological organization includes both biotic and abiotic factors?

What term refers to the job an organism plays within its environment?

What is the term for the physical environment where an organism lives?

What is the largest level of ecological organization that includes all living things on Earth?

What level of ecological organization do 20 Canadian geese represent?

What do we call the variety of life in a particular habitat or ecosystem?