Types of Ecosystems
Ecosystem Characteristics
Food Chains
Types of Organisms
Interdependence
100

A vast body of saltwater that covers most of the Earth

Ocean

100
A water-based ecosystem

Aquatic

100

A network of interconnected food chains

Food web

100

A consumer that only eats plants

Herbivore

100

Animals breathe ________ in the air produced by plants

Oxygen

200

A dry area with very little rainfall, extreme temperatures, and limited vegetation

Desert

200

A land-based ecosystem

Terrestrial

200

A living thing that makes its own food

Producer

200

A consumer that eats other animals for food

Carnivore

200

The process by which plants convert sunlight, water, and carbon dioxide into food

Photosynthesis

300

A large area filled with trees, plants, and wildlife

Forest

300

The nonliving parts of an ecosystem

Abiotic (factors)

300

A living thing that eats other plants or animals for food.

Consumer

300

A consumer that feeds on both plants and animals

Omnivore

300

When harmful substances or waste make air, water, or land dirty and unsafe. 

Pollution

400

An area dominated by grasses, with few trees and moderate rainfall. 

Grassland

400

The living parts of an ecosystem

Biotic (factors)

400

A living thing that breaks down dead plants and animals. 

Decomposer

400

An animal that hunts other animals as a means of obtaining food

Predator

400

Plants provide _______ for animals such as protection from predators, weather, or other external elements. 

Shelter

500

Where freshwater from rivers meets and mixes with saltwater from the ocean

Estuary

500

An area with a similar climate and ecosystem

Biome

500

The source of all energy transferred through food chains

The sun

500

An animal that is hunted and consumed by other animals

Prey

500

A natural environment in which organisms live, grow, and thrive

Habitat

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