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The digestive system ingests, digests and eliminates. We ingest when we eat food, the food is then digested (broken down) and what we can not use, we eliminate.

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Which body system is responsible for removing undigested food and liquid from the body?

The digestive system is responsible for processing food and extracting nutrients from it, while the excretory system is responsible for removing undigested food and liquid waste from the body through the process of defecation.


An amoeba ingest large food particles by what process?

An amoeba ingests large food particles by a process called phagocytosis. During phagocytosis, the amoeba uses pseudopods to surround the food particle and form a food vacuole, which contains the ingested material. The food vacuole then fuses with lysosomes to digest the food.


Organ system that breaks down food and absorb nutrients?

The digestive system is responsible for breaking down food into smaller molecules that can be absorbed by the body. This process occurs in the stomach and intestines, where nutrients are absorbed into the bloodstream for use by the body.


What part of the autonomic nervous system that conserves body's energy?

The parasympathetic nervous system is responsible for conserving the body's energy. It promotes activities that help the body relax, restore energy, and digest food. This system is often referred to as the "rest and digest" system.


What system delivers food and oxygen to body cells and carries carbon dioxide and other waste products away from body cells?

The circulatory system delivers food and oxygen to body cells through the bloodstream, which is pumped by the heart. It also carries carbon dioxide and other waste products away from body cells to be eliminated from the body.