Vocabulary
Ecosystems
Food Webs
Symbiosis
Energy
100

An environment that provides the things an organism needs to live, grow, and reproduce. 

What is a habitat?

100

Deer and elk both eat grass and acorns. What type of relationship is this?

What is a competitive relationship

100

These organisms are herbivores, therefore they are called __________ consumers

What is primary? 

100

What are the three types of symbiotic relationships? 

What are commensalism, parasitism, mutualism? 

100

A consumer must do this to other organisms to live

What is "eat"

200

Makes their own food

What is a producer?
200

What are trees, people, and mushrooms?

Biotic factors. Living things

200

What might happen if a top predator is destroyed?

Overpopulation in prey causes strain on an ecosystem

200

A burdock seed sticks to a cat's fur until it falls off in a new location. What type of interaction is this?

What is commensalism?

200

These organisms produce energy through the use of photosynthesis

What are plants

300

An organism that breaks down waste and dead organisms 

What is a decomposer?

300

The relationship between owls and mice is

Predatorial

300

This is a way to show how energy in a food web is allocated.  Usually there is a large base and a pointed top.

What is an energy pyramid?

300

Bees get food from plants and the plants are pollinated.  What type of symbiotic relationship is this? 

What is mutualism? 

300

Decomposers provide this for plants

Energy & Nutrients (chemicals that are used for growth/repair/movement/activity)

400

A group of organisms that are physically similar and can mate with each other and produce offspring

What is a species

400

What is a group of the same kinds of living things

What is a population

400

The arrows in a food web represent _______________

What is energy?

400

A tick feeds off of the blood of a deer.  What type of symbiotic relationship is this? 

What is parasitism? 

400

The energy source for ecosystems

The sun
500

A network of food chains by which energy and nutrients are passed on from one living organism to another

What is a food web?

500

The difference between an ecosystem and a community

An ecosystem includes biotic and abiotic factors, while a community only has biotic factors

500

These organisms are typically at the top of the food chain.  They are called _____________ consumers.

What is tertiary? sometimes secondary depending on the food chain.

500

A remora attaches itself to the back of a shark and rides along, saving its energy.  What type of symbiotic relationship is this?  

What is commensalism? 

500

Where is energy greatest in the food pyramid? 

What is at the bottom?