DEFINE ANIMAL NUTRITION

the process in which fodd is taken by an animal and utilized in its body.The process is called animal nutrition

ANIMAL NUTRITION IS HETROTRPHIC

BCAUSE THEY DEPEND ON PLANTS AN OTHER ANIMALS THEY R CALLED AS HETROTROPHIC

 the animal nutrition is  the process which includes the envirmental,psychological aspects of food and eating.

there are 3 stages in animal digestion 

1. food requirement /food habit 
2. mode of intake of food
3.  utilisation in the body

animals cannot prepare thier own food so they are calledheterotrophs. the heterotrophs feed on othher animals or plants. animals may be herbivorous, carnivorous ar omnivorous.

the processes of nutrition in animals are :

ingestion - it is the actual taking of food from the environment.

digestion - this is the breaking down of food into simpler and soluble compounds with the help of several substances called enzymes. enzymes are manufactured in various cells in our body.

absorption - it is the passing of the soluble and digestedfood into the blood stream.

assimilation - this is the final stage where the digested food is used up by the body as fuel.

another process in the animals is -

egestion - it is the process where the body gets rid of the undigested solid part of food.

the mode of nutrition in animals is holozoic nutrition. it is taken from a greek word - holos meaning whole and zoon meaning animal.

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