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What is meant by digestion?
Digestion is the complex process of turning the food you eat into nutrients, which the body uses for energy, growth and cell repair needed to survive. The digestion process also involves creating waste to be eliminated.
What is meant by the term digestion biology?
digestion, sequence by which food is broken down and chemically converted so that it can be absorbed by the cells of an organism and used to maintain vital bodily functions.
What is digestion definition for Class 7?
Digestion: The process by which food is broken down into simple absorbable substances is called Digestion. Humans take food through the mouth, digest the food and finally, the undigested food is removed from the body. The food passes from the oral cavity and finally, the undigested food is defecated through the anus.
What is digestion short answer Class 7?
What is digestion short answer Class 3?
The process of breaking down of food into smaller particles that can be absorbed by our bodies is called digestion. The organs involved in the process of digestion are mouth, food pipe (esophagus), stomach, small intestine, liver, pancreas, large intestine and anus.
What is digestion Class 9?
Digestion is the process of breaking down complex food materials into simpler substances by the action of enzymes. Need for a digestive system: (i) Large complex molecules like carbohydrates, proteins and lipids need to be broken down to simpler molecules.
What is digestion in 7th class?
Digestion: The process by which food is broken down into simple absorbable substances is called Digestion. Digestion of food takes place in the digestive system. The digestive system is composed of the alimentary canal and associated glands.
What does the term digestion mean?
Freebase(0.00 / 0 votes)Rate this definition: Digestion is the mechanical and chemical breakdown of food into smaller components that are more easily absorbed into a blood stream, for instance. Digestion is a form of catabolism: a breakdown of large food molecules to smaller ones.
What is digestion simple definition?
What is digestion? The digestive system is made up of a group of organs that work together to break down food. During digestion larger molecules are broken down into smaller ones. These molecules are transported around our body to be used for energy, growth and repair.
What are the 4 stages of digestion?
There are four stages of digestion: Ingestion and propulsion, digestion, absorption, and egestion. Here is everything you need to know about the four stages of digestion: When you bite down on a sandwich, you are ingesting that food.
What are the steps of digestion?
The digestive process can be broken into five different steps. These steps include ingestion, propulsion, mechanical and chemical digestion, absorption and defecation. The natural first step in this process is the ingestion of food.