Consumers
Energy in a ecosystem
Water cycle
Cycles in an ecosystem
100

An organism that obtains energy by feeding on other organisms 

What is a consumer?


100

Break down biotic wastes and dead organisms 

What is a decomposer?

100

What is evaporation, condensation, and precipitation.

What is the Water cycle?

100
The process of changing free nitrogen into a usable form of nitrogen.

What is nitrogen fixation?

200

Consumers that eat only plants

What is a herbivore?

200
A series of events in which one organism eats another and obtains energy

What is a food chain?

200

Liquid changes to a gas

What is evaporation?

200

When humans burn fossil fuels.

What is human impact?

300

Consumers that only eats meat

What is carnivore?

300

A _________ consists of many overlapping food chains in an ecosystem.

What is a food web?

300

Rain, snow, hail, and sleet.

What is precipitation?

300

Producers take in this to make food.

What is carbon?

400

Consumers that eats both plants and animals

What is an omnivore?
400

A diagram that shows the amount of energy that moves from one feeding level to another in a food web

What is an energy pyramid?

400

Gases change to liquid

What is condensation?

400
This also comes from photosynthesis. (Its not the plants food)

What is Oxygen?

500

A _______ is a carnivore that feeds on the bodies of dead organisms.

What is a scavenger?

500

The advance of desert-like conditions in an area that once was fertilized.

What is desertification? 

500

Water that runs off mountains.

What is surface runoff? 

500

The air is mostly made up of this.

What is nitrogen?

M
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