Energy Flow through Ecosystem

Algae is an example of what kind of organism?

• Heterotroph

• Producer

• Consumer

• Decomposer

What kind of organism cannot make its own food?

• Autotroph

• Producer

• Heterotroph

What organisms eat both producers and consumers?

• Carnivore

• Omnivore

• Herbivore

• Detritivore

A snake that eats a frog that has eaten an insect that fed on a plant is an example of what?

• primary producer

• first level consumer

• second level consumer

• third level consumer

What is the original source of energy for most organisms?

• Sugar

• Water

• Sunlight

• Carbon

Most of the energy that an organism consumes is used for what?

• transfer to the next trophic level

• respiration, reproduction, and movement

• producing inorganic compounds

• performing photosynthesis

Bacteria and fungi are organisms that break down dead or decaying organisms, what types of organisms are bacteria and fungi?

• Producers

• Consumers

• Decomposers

• None of the Above

What organisms eat dead plants and animals?

• herbivores

• carnivores

• omnivores

• detritivores

Organisms use energy for different life processes and pass only 10% to the next trophic level. What happens to the energy that is not used or passed to the next level?

• stored as fat

• eliminated as heat

• stored as body tissue

• used for reproduction

_______ are consumers that eat only meat.

• Herbivore
• Omnivore
• Carnivore