answersLogoWhite

0

Water provides hydrogen and oxygen used for photosynthesis in plants. As a solvent, it allows the transport of substances in the fluids within living things. It provided the marine environment for the world's earliest lifeforms and still does for thousands of species today. Occurring In all three of its physical states, it provides a moderating effect on Earth's climate, a cleansing agent for the atmosphere, and an erosive medium to alter the world's landforms.

User Avatar

Wiki User

10y ago

What else can I help you with?