Which process do plants use to turn sunlight into food energy?
Photosynthesis
Which kind of organism is an autotroph?
Producer
Which organisms are heterotrophs?
Consumers
Which organism is an example of a producer?
rose bush
Why are mushrooms important to the food chain?
They recycle nutrients into the ecosystem.
Maggots feed on dead and decaying organisms for energy. What are maggots?
Decomposers
In the food chain below, which is the producer?
grass
mouse snake hawk
Grass
Which is the primary consumer in this food chain?
grass mouse
snake hawk
Rabbit
Yellowfin tuna, or Thunnus albacores, are large sport fish that are found in tropical and subtropical waters around the world. They typically school under objects such as boats or patches of driftwood for protection from predators. Schooling under these structures also provides yellowfin tuna with easy access to a food source such as smaller herbivorous fish that may be foraging for food around the structures. Which trophic level does yellowfin tuna fill in a food chain?
secondary consumer
Food chains show energy transfer between organisms. The size of a food chain can vary, yet there is a limit to the number of levels that a food chain can reach. Why is there a limit to the number of levels that a food chain can reach?
Energy is lost at each trophic level.
What is shown in the image below?
food web
Which is an interconnection of food chains in an ecosystem?
food web
A diagram illustrates that grass is eaten by insects, birds, and mice. The insects are eaten by hawks, snakes, and toads. The birds and mice are eaten by foxes, hawks, and snakes. The toad is also eaten by the snake. Which best describes the diagram?
food web
Which organism is a primary consumer in the food web below?
herbivorous duck
What might happen to the organisms in the food web below if the number of phytoplankton and vegetation drastically decreased?
The entire food web would be affected
From the producer level to which level does energy flow directly?
primary consumer