What is Nutrition? Explain types of nutrition?
Nutrition - Taking Nutrients from environment
Nutrients - Substances which are needed for the sources of chemical potential energy called ATP
Sources of molecules & atomy that are used for building up cells
Inorganic Nutrients - An inorganic substance where the molecules of ions are relatively small or which does not contain carbon. E.g. O2, H2O, CO2 & nitrate ions.
Organic Nutrients - In an organic substance which the molecules are usually relatively large or contain carbon. E.g. fats, carbohydrates and protein
Explain types of nutrition
Different types of organism will use different types of nutrition. There are minaly two types of nutrition used.
The use of inorganic nutrients
Carried out by all algae , plants and some bacteria
Organisms that use such type of nutrition are called as AUTOTROPHS
They need an energy source that is generally the sun but can be chemical energy
The use of a mixture of organic & inorganic nutrients
Organisms that use this form o nutrition are called as HETEROTROPH