This organism is the producer in this food web
What is phytoplankton?
The matter being cycled in this model

What is water?
The original source of energy for this pyramid
What is the sun?
Temperature, air, sunlight, water
What are abiotic factors?
These animals eat plants for energy.
What are primary consumers or herbivores?
The two predators of walrus.

Humans and Whales
Shows the flow of energy in a food web?
What are arrows?
These organisms are part of the secondary consumer level of this pyramid.

What are spider, frogs and Foxes?
All the organisms of the same species that live in the same area at the same time.
What is a population?
These organisms use light energy from the sun, water, & carbon dioxide to create sugars and release oxygen.
Producer or autotrophs
This would happen to the chipmunk population if there was a significant increase in the bird population.
The chipmunk population would decrease.
Chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose, and give off oxygen.

What is Photosynthesis?
This trophic level has the most available energy and the greatest biomass

What are producers?
All the biotic factors living in an area
What is a Community?
An organism that can recycle nutrients from dead organisms
What is a decomposer?
A tertiary consumer in this food web.

What are hawks or desert foxes?
This gas is being taken in by the plant

What is Carbon Dioxide?
If the first trophic level in an energy pyramid receives 1,000 units of energy from the Sun, how much energy is available for the second trophic level?

What is 100 units?
All the living things interacting with the nonliving factors in an area
What is an ecosystem?
Another word for a carnivore
What is secondary consumer?
Which organism has the most energy available in the food web shown?

Phytoplankton or sea algae
This is a ______________ model

What is Carbon Cycle?
10% of the energy is passed to the next level of the pyramid. This happens to the other 90%

Released as heat
The whole area of the earth where Ecosystems operate.
What is the biosphere?
The bird is an example of this type of organism (based on what it eats)
What is an omnivore?