explain nutrition unicellular organism ameoba and human beings with diagram
Answers
Nutrition in Amoeba:
Amoeba eats tiny plants and animals as food which floats in water in which it lives.
The mode of nutrition in Amoeba is holozoic.
The process of obtaining food by Amoeba is called phagocytosis.
Steps involved in the nutrition of Amoeba:
Ingestion:
Digestion:
Absorption:
Assimilation:
Egestion
Nutrition in animals
Nutrition in Human Beings (Complex Multicellular Animal):
The various organs of the human digestive system in sequence are: Mouth, Oesophagus (Food pipe), Stomach, Small intestine and Large intestine.
The glands which are associated with the human digestive system are: Salivary glands, Liver and Pancreas.
The various steps of nutrition in human beings are as follows:
Ingestion
Digestion
Assimilation
Absorbtion
Oesophagus
Stomach
Small intestine