Home » Chemistry mcqs » Pollution enters into the water system in ___________ waysPollution enters into the water system in ___________ ways by a) 1 b) 2 c) 3 d) 4 Related Posts:Deoxygenated blood first enters in _________ part in fishes?Percentage of water in brain cells is_______?Specific heat of vaporization of water is_______________?Sperms released in water are carried to the…Which system is present in nematodes?Nervous system of nematods consists of?
