Question

The process by which food is taken inside the body is known as _________ .

• A. digestion
• B. assimilation
• C. egestion
• D. ingestion

Answer 1

The correct option is D ingestion

The type of nutrition in humans is holozoic and it involves five steps:

1. Ingestion - process of taking in food.
2. Digestion - breakdown of complex substances into simpler substances.
3. Absorption - digested food is absorbed through villi in the small intestine.
4. Assimilation - digested food is stored or utilised in the cells.
5. Egestion - elimination of undigested food from the body.