ABC Ocean Food Web
A food web represents the feeding relationships and the transfer of energy in an ecosystem. A food
web consists of many food chains. The models show an ocean food web and the energy flow
within an ecosystem
Question 1
Choose THREE reasons why less energy is passed from one trophic level to the next
A
Energy is stored within organisms
B
Energy is stored in the decomposers.
Great
white
sharks
Sea birds
С
Energy is lost as heat to the environment.
Sea
llons
D
Tiger sharks
Tertiary consumers use up all of the energy
E
All of the energy is used by the primary consumers
Orcas
Whale
sharks
F
Energy is used by organisms to perform life functions
Sea bass
Sardines
Rays
Moray eels
Plankton
Sea
turtles
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