Plants could clean and heal the body. Plants can also clean animals internally, when taken orally.
many different plants and animals can be found in those habitats, although more life forms live in clean areas.
food clean air and sometimes animals prey only eats plants so it helps them still have a meal
to keep it clean and not over croud it
because it help clean the bacteria
yes because the animals and small or big plants not only water receive, it can give the plants real fresh and all animals in the pond can be clean by the sun.
Animals eat plants (of eat the animals that do). Animals can't make their own food from energy and simple compounds, and even if they could, animal energy use is too prodigious to support by photosynthesis of the organism itself. A 70 Kg human needs around 2,000 - 3,000 kilocalories a day; to make that requires several hundred Kg or plants and many days. It requires a field of really good grass the size of a rugby pitch to keep one cow alive. Short answer: plants are vital; if they die, we die.
because it help to clean the bacteria
they eat up the dead plants and animals they can be called (the clean up) crew!
The body needs water to survive and can only go 3 days without it. Animals and plants also need water. So, a fresh clean water supply was necessary.
if it is not clean there are parasites in it and when you ingest these they cause ailments and various diseases. this is why in poor countries with no clean drinking water more people die of disease.
First and foremost we need clean water to stay healthy, to clean and flush out toxins and to generally live. Secondly, keeping water clean allows not only humans to survive but plants and animals also thrive on clean water.