Ecology

Study of interactions between organisms and their environment 

• niche

• community 

• ecology

• ecosystem

Members of a species in a defined area

• Ecosystem

• community

• biodiversity

• population

Non-living factor that affects an ecosystem

• biotic factor

• abiotic factor

• food chain 

• biome

What is the original source of almost all energy in most ecosystems?

• carbohydrates

• sunlight

• water

• carbon

The nonliving aspects of an ecosystem.

• Abiotic factors

• Biotic factors

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere

Individuals that can breed with one another make up a

• species

• population

• community

• ecosystem

Organisms that obtains its energy from abiotic sources, such as sunlight or inorganic chemicals

• Autotroph

• Heterotroph

• Omnivore

• Carnivore

A bee receives nectar from a flower and carries the pollen to other flowers:

• predation

• parasitism

• mutualism

• commensalism

Mistletoe grows and spreads on trees, taking their nutrients:

• predation

• parasitism

• mutualism

• commensalism