Food Webs/Pyramids
Trophic Levels
Vocabulary
Miscellaneous
100

Tertiary means...?

Third

100

How does energy flow from organism to organism?

One species eats the organism of the trophic level before it

100

The force that allows things to do work

Energy

100

Are trees decomposers?

No

200

Identify 1 food chain that exists in this food web


Grass -> Grasshopper -> Birds -> Foxes

200

Recycling of matter describes the role of whiat type of organisms?

Decomposers!

200

Which organisms are responsible for the recycling of matter and nutrients within the biosphere?

Decomposers
200

How are nutrients returned to the biosphere?

Nutrients are recycled from decaying organic matter by decomposers.

300

At which level would you find the least amount of energy?

The Top/ Tertiary Consumers/ Eagle

300

Who would immediately increase if Krill were to decrease?

Phytoplankton

300

What does an Omnivore eat?  And what trophic level represents this?

Plants and Animals

Can be any consumer

300

What are 2 examples of Decomposers?

Fungi/Mushrooms

Bacteria

400

From bottom to top, what are the names of the Trophic Levels?

Producers, Primary Consumers, Secondary Consumers, Tertiary Consumers

400

Who will immediately decrease (2 organisms) if Krill were todecrease in population?

Cod and Penguin

400

What does a Carnivore eat?  And what trophic level represents this?

Meat/Live animals

Secondary and Tertiary Consumers

400

What 2 things can be changed/added to a standard food web that are usually not drawn in?

The sun and the decomposers

500

Draw an energy Pyramid with the following 4 species-

Plankton, Herons (Birds), Fish, Shrimp

Bottom to top- Plankton, Shrimp, Fish, Heron (Birds)

500

How does the shape of the pyramid relate to the energy flow within the ecosystem?

less energy from one trophic level is available to the next level.

Also- More energy and biomass at the bottom of the pyramid

500

What does an Herbivore eat?  And what trophic level represents this?

Plants, Primary Consumer

500

What is Mr. Ayala's favorite book series?

The Wheel of Time by Robert Jordan