Answer: True
Explanation: Essentially, it means that organisms must eat other organisms. ... Food energy flows from one organism to another. Arrows are used to show the feeding relationship between the animals. The arrow points from the organism being eaten to the organism that eats it.
Nervous system
Nervous system is made up of organized group of cells (neurons)
that specialized for the conduction of electrochemical stimuli or signals from
sensory receptor to other sites. Thus, these signals are sent in form of
electrochemical waves that travel through thin fibers called axons. They are
made up of two parts namely: Central Nervous system and Peripheral Nervous
system.