Nutrition Class 10

Nutrition 

Nutrition is the process of intake and utilisation of nutrients by an organism.  Nutrient can be defined as a substance which an organism obtained from its surroundings and uses it as a source of energy for biosynthesis of its body constituents. We need nutrients to growth tablet of synthesized protocol and to maintain state of order in our body.

how do living things get their food ?

Living organisms use different modes of Nutrition to fulfill their requirements of nutrients (energy and materials ) based upon these different modes of Nutrition they can be categorised a

Autotrophs

The organisms capable of synthesizing their own food from organic inorganic substances like CO2 and H2O using light or chemical energy example green plants algae and some bacteria

Heterotrophs

Organisms which acquire nutrients from other organisms are called heterotrophs. The breakdown of complex substances into simpler once before they can be used for the upkeep and growth of the body. To achieve these organisms use biocatalyst called enzymes does the heterotrophs survival depends directly or indirectly on autotrophs heterotrophs organisms include animals and fungi