Ecology

Ecology is the study of the __________________________________ with one another and their ______________________________________________.

LEVELS OF ORGANIZATION IN ECOLOGY

Fill in the boxes below with the words to the right. Then write down the definition next to the word.

Organism

Population

Community

Ecosystem

Biome

Habitat

COMMUNITY INTERACTIONS

Using a line match the following pictures with the terms below and complete the boxes under each picture:

Commensalism

Mutualism

Predation

Parasitism

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Bee pollinating a flower +/+

Barnacle on a whale ___/____

Bat eating a frog ___/___

Mistletoe on a tree ___/___

Revised June 2014

BIOTIC VS ABIOTIC

Biotic--All the LIVING or ONCE LIVING components of an ecosystem. Also includes the products of living things.

Abiotic factors-All the NON-LIVING components of an ecosystem

Using the list below write an “A” next to factors you think are abiotic and a “B” next to the factors you think are biotic.

____water

____temperature

____soil

____owl

____bacteria

____precipitation

____dead leaf

____ light

____humidity

____tree

____feces

____fingernail

FOOD WEBS, FOOD CHAINS, AND THE FLOW OF ENERGY

Food Chain: Describes one ______________relationship and one _______of ______________ through food consumption.Draw in arrows that show energy flowing toward the organism doing the eating.

Food Web

shows the _____________________ between a wide ________________of organisms in the________________

creating a complicated, ________________________path of _________________________________.

They are used to study ____________________ of the ___________________ or __________________of a ____________________ in an environment

Write the definitions to the terms in the space next to the word. Then fill in the legend below so that it matches with the colors in the boxes. Also give an example from the food web for each term.

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Producer--

Also Known As (AKA):

Example(s):

Consumer—

Primary--

AKA:

Example:

Secondary--

AKA:

Example:

Tertiary--

AKA:

Example:

Quaternary—

AKA:

Example:

Carnivore--

Example

Herbivore--

Example:

Omnivore--

Example:

Using the aquatic food web above, explain what would happen if the zooplankton population drastically declined.

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Explain what would happen if the reef shark population drastically increased.

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