The simplest nervous system found in nature is the nerve net.An example of an organism that senses and responds to its environment with this ancient system would be
A)a jellyfish.
B)an earthworm.
C)a frog.
D)a fiddler crab.
E)a cockroach.

Question

Quizplus · Accepted Answer

Jellyfish have a nerve net as their simplest nervous system, which allows them to sense and respond to environmental cues such as light and touch. They do not have a centralized brain or spinal cord, but rather have neurons distributed throughout their body.

The Simplest Nervous System Found in Nature Is the Nerve