Energy Transfer in Ecosystems Answers

Yellowfin tuna are large 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 searching for food around the structures.Which trophic level in an energy pyramid do yellowfin tuna fill?

In an ecosystem, a deer consumes grass. What percentage of energy will the deer acquire from the grass?

The organisms in a food chain are listed in order of trophic level from left to right.Based on the food chain, if a hawk acquires 50 calories of energy, how much energy did the grasshopper get from the plant?

Nida draws a diagram with insects, birds, and mice. She shows the mice eating grass; hawks, snakes, and toads eating the insects; and foxes, hawks, and snakes eating the birds and mice. The snakes are also eating the toads. Which best describes the diagram?

Which represents the amount of potential food available at each trophic level?

The diagram shows a basic food chain.Which is the primary consumer?

Maggots get their energy by breaking down dead and decaying animals. What are maggots?

Which of these is a heterotroph?

In order to support all of the organisms in an ecosystem, which should have the greatest amount of biomass?