Biotic Interactions Food Web 2

Which answer best describes the transfer of energy as it moves up the energy pyramid?

• Energy will increase 10% as you go up the pyramid.

• Energy will decrease 10% as you go up the pyramid.

• Energy will decrease 90% as you go up the pyramid.

• Energy will increase 10% as you go up the pyramid.

About how much energy is LOST when an organism consumes another organism from a different trophic level?

• 10%

• 90%

• 50%

• 25%

What is another word for producer?

• Heterotroph

• Autotroph

What is another word for consumers?

• Heterotroph

• Autotroph

A energy pyramid represent the relative amount of energy in the trophic levels. Based on the pictures, which of the following pyramids correctly shows the correct order of an energy pyramid?

• A

• B

• C

• D

Position that an organism occupies based on what it eats

• biomass
• autotroph
• trophic level
• carnivore

If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available from the sun?

• coyote

• insect

• lizard

• shrub

The largest group of organisms found in a food web would be:

• Primary Consumers
• Producers
• Decomposers
• Tertiary Consumers

Biodiversity is 

• the variety of species within an ecosystem
• a large number of the same species in an ecosystem
• an abundant amount of the same primary consumers 
• the ability to have an abundant source from the same species

An organism that gets energy from breaking down dead organisms, non-living material or waste

• producer
• consumer
• decomposer
• autotroph