Question

The food web below shows a diagram of a living system.


In the food web, energy and mass are continuously transferred between the producers, consumers, and decomposers.

Food webs are evidence that
A.
more matter must be created because mass is used up once it is transferred to decomposers.
B.
consumers require more energy than producers and decomposers.
C.
there are more producers than consumers or decomposers in living systems.
D.
living systems follow the laws of conservation of mass and energy.

Answer 1

D.

The food web shows that matter and energy are transferred between producers, consumers, and decomposers and are conserved (recycled or transformed), consistent with the laws of conservation of mass and energy. Options A, B, and C are not supported by the diagram.