
Excretion | Definition, Systems, Examples, Importance, & Facts
Dec 3, 2025 · Excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism. Through excretion organisms control osmotic …
Excretion - Wikipedia
Excretion is elimination of metabolic waste, which is an essential process in all organisms. In vertebrates, this is primarily carried out by the lungs, kidneys, and skin. [1]
Excretion - Definition and Examples | Biology Dictionary
Apr 17, 2019 · Excretion is the process that biological organisms use to expel or eliminate the waste products produced by their metabolisms.
Excretion - Definition, Function, Types, Examples, Metabolites
Nov 28, 2025 · Excretion is the biological process by which organisms eliminate metabolic wastes such as urea, ammonia, CO₂, excess water, and salts. Humans excrete waste through …
Excretion Definition - General Biology I Key Term | Fiveable
Excretion is the biological process through which animals eliminate waste products generated from metabolic activities. This process is essential for maintaining homeostasis, as it helps to …
EXCRETION Definition & Meaning - Merriam-Webster
: something eliminated by the process of excretion that is composed chiefly of urine or sweat in mammals including humans and of comparable materials in other animals, characteristically …
What Is The Meaning Of Excretion In Science
Mar 2, 2025 · Excretion involves the removal of waste and excess water, crucial for maintaining homeostasis in organisms. The excretory system includes the kidneys, large intestine, liver, …
What is: Excretion - holistichealthpathways.com
Sep 28, 2024 · What is Excretion? Excretion is a vital biological process through which organisms eliminate waste products generated from metabolic activities. This process is essential for …
What is Excretion? | An Overview of Human Excretory System
Jul 2, 2025 · Excretion can be defined as the process by which organisms eliminate metabolic waste products and other substances that are no longer needed by the body. All living …
What is excretion in biology? - California Learning Resource …
Nov 4, 2024 · Excretion is the removal of waste products or toxic substances from an organism’s body through the excretory organs or glands. This process is a natural response to the body’s …