2007-06-03 05:15:59 · 7 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
aquatic life, both plants and animals, need it to 'breathe'.
it also kills many bacteria, which is why 'preliminary' water treatment usually includes air spray nozzles to throw the water into the air.
2007-06-03 05:40:06 · answer #1 · answered by f100_supersabre 7 · 1⤊ 0⤋
the importance of dissolved oxygen in water is that life in water is due to that dissolved oxygen. it id the same as we need oxygen in a mixture of different gases from air.
2007-06-03 12:59:48 · answer #2 · answered by Anonymous · 0⤊ 0⤋
I suppose very few marine life would be possible without dissolved oxygen in water. To start with evolution of life as we know it might not have been possible.
2007-06-03 12:24:14 · answer #3 · answered by rabi k 2 · 1⤊ 0⤋
Fish need it. They breathe oxygen out of the water.
2007-06-03 12:17:54 · answer #4 · answered by TychaBrahe 7 · 1⤊ 0⤋
it's help in getting oxygen for aquatic life which includes fishes etc.
2007-06-03 13:40:50 · answer #5 · answered by scorpion 2 · 0⤊ 0⤋
So fish can breathe
2007-06-03 12:21:43 · answer #6 · answered by anon 2 · 1⤊ 0⤋
for aquatic life to exist.
2007-06-03 13:57:49 · answer #7 · answered by Dr. Eddie 6 · 0⤊ 0⤋