Earth Systems & Levels of Ecology

What is the term used for the sphere that contains all the air in Earth's system?

• Geosphere

• Hydrosphere

• Biosphere

• Atmosphere

What is the term for the sphere that includes the buildings and cars in cities?

• Geosphere

• Hydrosphere

• Anthrosphere

• Atmosphere

Which sphere contains deep valleys along the ocean floor?

• Geosphere

• Hydrosphere

• Biosphere

• Atmosphere

All ecosystems are composed of ___________ and ___________ factors.

• A) Biotic, Abiotic

• B) Organic, Inorganic

• C) Living, Non-living

• D) Physical, Chemical

What does "Logy" stand for in the context of ecology?

• A) Study of

• B) Science

• C) Life

• D) Nature

Which of the following is an example of an abiotic factor?

• A) Animals

• B) Bacteria

• C) Soil

• D) Trees

Which of the following is a primary focus of ecology?

• A) The study of individual organisms

• B) The study of chemical reactions

• C) The study of interactions between organisms and their environment

• D) The study of the Earth's physical structure

Ecologists study environments at different levels of organization. Which of the following is the correct order of these levels from smallest to largest?

• Population, Organism, Community, Ecosystem, Biosphere

• Organism, Population, Community, Ecosystem, Biosphere

• Community, Population, Organism, Ecosystem, Biosphere

• Ecosystem, Community, Population, Organism, Biosphere

Which level of ecological organization is defined as a single living entity?

• Organism

• Population

• Community

• Ecosystem

What is the term for the level of ecological organization that includes all ecosystems on Earth?

• Organism

• Population

• Community

• Biosphere