excretory waste of some animals are useful to animals.justify
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some of animals waste is benificial for us because in there waste thier is no bad thing thatswhy they eat only grass and grass is a natural thing so.. thats animap waste is useful.for e.g. cow
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Excretory wastes of some animals are useful to plants because different organisms requires food and excrets their waste.This waste may be useful others.
For example:
=> Cow dung contains 23% of nitrogen and 13% calcium which turns into manure for plant.
=> Human urine contains 2.5% urea which also is utilised by plants as manure.
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