Ecosystems Levels of Organization

What is the smallest level of organization in an ecosystem?

• Organism

• Population

• Community

• Ecosystem

Which level of organization includes all the different species living in a particular area?

• Organism

• Population

• Community

• Biosphere

What level of organization is defined as a group of individuals of the same species living in a specific area?

• Organism

• Population

• Community

• Ecosystem

Which level of organization encompasses all ecosystems on Earth?

• Community

• Ecosystem

• Biosphere

• Biome

In which level of organization do biotic and abiotic factors interact?

• Organism

• Population

• Community

• Ecosystem

What is the term for a large geographic area with similar climate and ecosystems?

• Community

• Biome

• Biosphere

• Population

Which level of organization is directly above organism in the hierarchy?

• Population

• Community

• Ecosystem

• Biosphere

What level of organization is characterized by interactions between different populations?

• Organism

• Population

• Community

• Ecosystem

Which level of organization is concerned with the flow of energy and cycling of nutrients?

• Organism

• Population

• Community

• Ecosystem

What is the primary focus of study at the ecosystem level of organization?

• Individual behavior

• Species diversity

• Energy flow and nutrient cycling

• Genetic variation