Ecological Succession

Two types of consumers

• rabbit and coyote

• flower and tree

• algae and bacteria

• mouse and acorn

A diagram showing how many feeding relationships there are in an ecosystem.

• Energy pyramid

• Food chain

• Food web

• Genealogical tree

The process by which energy from the sun is used by plants to make sugar molecules.

• Cellular respiration

• Nitrogen fixation

• Photosynthesis

• Ecological succession

Illustrates the loss of energy from one trophic level to the next.

• Food web

• Energy pyramid

• Food chain

• Family tree

Organisms that get their energy by eating other organisms.

• Consumers

• Producers

• Photosynthetic algae

• Plants

Stored carbon from the remains of plants and animals that died millions of years ago

• Ecological succession

• Fossil fuels

• Nitrogen-fixing bacteria

• Phosphorus-rich rock

Organisms that make their own food.

• Primary consumers

• Secondary consumers

• Producers

• Tertiary consumers

A way that carbon enters the atmosphere.

• getting buried as sediment

• cellular respiration by plants and animals

• fixation by bacteria

• photosynthesis

Results from excessive use of fertilizers.

• Eutrophication

• Old-field succession

• Nitrogen fixation

• Acid rain

Organisms that transform atmospheric nitrogen into usable compounds.

• nitrogen-fixing bacteria

• algae

• plants

• primary consumers