Levels of Organization
Food Chains
Resources
Relationships
Population Changes
100

An individual living in an ecosystem

What is an organism?

100

All food chains begin with

What is the sun?

100

what a predator may hunt and eat for food

What is a prey?


100

two organisms want the same resource

What is competition? 

100

a population grows too large and it mat damage the environment or ecosystem

What is overpopulation? 

200

Groups or individuals of the same species are

What is a population? 

200

The organism that eats plants is called

What is an herbivore? 

200

All of the living resources

What are biotic factors? 

200

One organism is harmed and one helped

What is parasitism? 

200

an organism may disappear forever

What is extinction? 

300

All the different populations in an area

What is a community? 

300

The organism that eats plants and animals is called

What is an omnivore? 

300

All of the nonliving resources 

What are abiotic factors? 

300

one organism hunts and another is hunted

What is predator/prey? 

300

a population at risk of extinction

What is endangered? 

400

the interaction of living and nonliving

What is an ecosystem? 

400

The organism that eats only meat is called

What is a carnivore? 

400

the main two resources all producers need

sun and water 

400

both organisms benefit

What is mutualism? 

400

a species at risk but not yet endangered

What is threatened? 

500

The sum of all living things on Earth

What is the biosphere? 

500

The top of the chain 

What is an apex predator? 

500

a lack of water due to no rain

What is a drought? 

500

One organism helped and one is neutral

What is commensalism?

500

the endageered species Mrs. Dillon saw in Kenya on safari?

What is the white rhinoceros?