Vocabulary
Name Game
Food Chains
Relationships
Mixed Bag
100

any living individual, such as an animal or plan

Organism

100

An organism that breaks down dead and decaying matter for energy.

decomposer

100

Describes the linear (straight line) feeding relationship between organisms in an ecosystem.

food chain

100

When two organisms have a relationship where at least one organism benefits.

Symbiosis

100

This is a diagram that shows how energy moves between all organisms in an ecosystem.

food web

200

the nonliving parts of an ecosystem

Abiotic factor

200

A consumer that only eats plants.

herbivore

200

In a food chain, this represents the flow of energy from organism to organism.

arrows

200

When one organism takes something it needs from another organism without killing it. It does cause harm, however.

Parasitism

200

An organism that hunts and eats other organisms.

predator

300

The living parts of an ecosystem

Biotic factor

300

Organisms that make their energy from sunlight, using carbon dioxide and water. 

producer

300

All energy in a food chain comes from this.

the sun

300

When two organisms help each other get something they need. The win-win relationship.

Mutualism

300

What happens to the wolf population if there is a drought and most of the rabbits die of starvation?

population of wolves goes down

400

All the living and nonliving parts of an environment

Ecosystem

400

A consumer that eats only animals.

carnivore

400

In a food chain, the primary consumer is also this. 

herbivore

400

When two organisms both need the same resource and try to get it, with only one organism able to succeed.

Competition

400

This organism is hunted by another organism.

prey

500

the study of the environment

Ecology

500

An animal that eats both plants and animals. 

omnivore

500

In a food chain, the secondary consumer is also this.

carnivore

500

When one organism hunts another organism for food.

Predator-Prey

500

Why aren't decomposers included in food webs? 

They can decompose any dead organism so there would possibly be an arrow from each organism. 

600

The levels of energy in a food web.

Trophic levels

600

An organism that feeds off another organism without killing it.

parasite

600

An animal that hunts others but is not naturally hunted in its ecosystem.

Apex predator

600

When one organism gets something it needs from another without causing any damage. The other organism does not care at all.

Commensalism

600

This organism is hurt by a parasite.

host