Ecology Vocabulary

The Earth's atmosphere is made up of mainly

• nitrogen

• oxygen

• hydrogen

• sulfur

Which of these spheres is made up of parts of the other three spheres?

• atmosphere

• biosphere

• hydrosphere

• lithosphere

The interactions between living organisms and the non-living environment can be described as

• the study of Biology

• an Ecosystem

Identify the abiotic factor from the following

• 
• 
• 

When humans interfere with the abiotic and biotic factors of an ecosystem, this affects the ecosystem's ability to be

• sustainable

• pollution free

Producers are also called

• heterotrophs

• autotrophs

All of the individuals of a single species in an area make up a

• community

• ecosystem

• population

The Jamaican Boa is a(n)

• herbivore

• carnivore

• omnivore

The black bear feeds on berries, nuts and small animals. It's ecological niche would be classified as

• herbivore

• carnivore

• omnivore

• scavenger

The arrows in a food chain show the direction in which __________________ flow(s) from organism to organism.

• energy

• nutrients

• all of the above