Relationships
Food Chains/Webs
Ecosystem
Vocabulary
Levels of Organization
100

What is a Symbiotic Relationship?

Two species linked through some kind of relationship.

100

What is a food chain?

A food chain is a pattern of eating and being eaten. When an animal eats another animal or plant, a food chain develops.

100

What does biotic mean? What does abiotic mean?

Biotic- living things in the ecosystem

Abiotic- nonliving things in the ecosystem

100

Why are the roots important part of a plant?

They absorb water and minerals for the plant to produce its own food. They also act as an anchor for the plant.
100

What is the smallest level of environmental organization?

Organism

200

What are three types of Symbiotic Relationships?

Commensalism, Mutualism, Parasitism

200

What is the difference between a food chain and a food web?

A food web is when two or more food chains connect when a member of one food chain eats a member of another food chain.

200
What is a producer?
An organism that makes its own food.
200

What is an herbivore?

An animal that only eats plants.

200

What is the difference between population and community?

A population is the amount of animals living in an area that are the same species.


A community is all of the living organism in an environment.

300
A relationship where one species benefits and the other has no effect.

Commensalism

300

What do the arrows represent in a food chain/web?

Energy being transferred from animal being eaten, to the animal eating.

300

What is a consumer?

A living thing that MUST eat plants and/or other animals for food.
300

What is a carnivore?

An animal that only eats other animals.
300

Describe the level of environmental organization: Ecosystem

A system of interacting organisms AND abiotic factors in an area.

400

A relationship where one species benefits and the other species is harmed.

Parasitism
400
Create a food chain.

DRAWING

400

What is a decomposer? Give one example.

A living thing that breaks down dead plant and animal material to get food.


EX. Worms, dung beetle, mushrooms, fungi

400

What is an omnivore?

An animal that eats both plants and other animals.

400

If scientists are studying sharks, fish, corral, plankton, and seaweed, what level of organization are they studying?

Community

500

A relationship where both species benefit.

Mutualism

500
Explain an energy pyramid. Why is the top smaller than the bottom?

Energy flows from one level to the next, from bottom to top. Because energy is lost each time an animal eats from the previous level, there are less predators.

500

What is a scavenger? Give one example.

An animal that eats dead animal flesh.


Ex. Vulture, Condor, Coyote, Hyena

500

What does ecology mean?

The study of how living organisms and nonliving factors in the environment interact.
500

If a scientist is studying the habits of a group of meerkats, what level of organization are they studying?

Population