many little fishes get hiding spots and homes also some animals feed of it and if the aquatic plants die like coral it could poison the water and have alot of fishes and mammals die
factors. Some factors are beyond the control of humans; these can include weather, geology, and other naturally occurring events and conditions. Long story short, we can't stop a volcano from...
water has 0.7% dissolved oxygen that animals take in through their specially adopted respiratoy organs (gills etc. ) and plants through body surface but basic mode of transfusion remains duffusion.
Plants: - provide oxygen/recycle carbon dioxide - provide food - provide shelter (habitat) Animals: - provide fertilizer/manure - help with fertilization of flowers - help with seed dispersion