An animal with a simple net-like nervous system is the
A)earthworm.
B)dog.
C)cnidarian hydra.
D)molluscan octopus.
E)flatworm.

Question

Quizplus · Accepted Answer

Cnidarian hydra have a simple net-like nervous system called a nerve net, which allows for basic reflex actions and responses to stimuli. Flatworms also have a nerve net, but hydra are a better fit for this question since they are specifically mentioned as having a net-like nervous system. Earthworms, dogs, and molluscan octopuses have more complex nervous systems with a brain and specialized nerve structures.

An Animal with a Simple Net-Like Nervous System Is the