Ecosystem Ecology

A group of organisms in a given area of the same species is a(n)

• Ecosystem

• Biome

• Population

• Biosphere

What is the most basic level of ecological organization?

• Organism

• Population

• Microsphere

• Biosphere

The region on Earth containing all living things is a(n)

• Ecosystem

• Biosphere

• Biome

• Community

This is an example of a/an

• Family

• Community

• Ecoregion

• Ecosystem

The ultimate source of energy for the Earth and therefore for all food chains is the

• Sun

• Oxygen

• Plants

• None

What is the equation for photosynthesis?

• C6H12O6 + 6O2 + light energy → 6CO2 + 6H2O

• 6CO2 + 6H2O + light energy → C6H12O6 + 6O2

• 3H2O + 3CO + light energy → 3COH2O + H2O

• H2O + 3COH2O + light energy → 3H2O + 3CO

An organism that only eats producers is called

• Canivore

• Omnivore

• Pescitarian

• Herbivore

A deer tick lives off the blood from a mouse, often weakening the mouse. This is an example of

• Mutualsim

• Commensalism

• Parasitism

• Predatory/Prey

A herd of hyena follows a lion to snatch the lion's prey once it is killed.The hyenas are _____________

• Predators

• Prey

• Scavengers

• Mutualistic

What happens at step 8 in this diagram of the carbon cycle?

• Photosynthesis

• Respiration

• Decomposition

• Emission