How does life depend on water?

Answer 1

Life as we know it depend on water because living things are composed of more than 50 percent water. You can live for weeks without food, but only for a few days without water. Most organisms also use water to transport materials through their bodies.

Because our body has to have a way to cool it self down or simply refresh.

Life depends on water because water is essential for metabolism (therefore homeostasis), photosynthesis and respiration.

Answer 2

Life on earth depends on the water cycle because if we don't have water on the Earth then people won't have any water to drink and all organisms depend on water and water. So that's pretty much it. So keep Earth healthy.

Answer 3

1. Fish get their oxygen from pumping water in a out of their gills.
2. Humans need water to live. (The human body is made of 55% to 76% of water, depending on size and weight.)
3. Most plants need water to help produce their food.

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Answer 4

Water is important as it gives us the ability to respire, thus produce energy, thus live. Also, without enough hydration, the brain is not as active as it

would be otherwise.

Answer 5

Life depends on water because you are 80% water. You are made up of 80 pre-sent water.So you need to main tain that.

Answer 6

because water is what keeps you going in life but dont drink to much or you could die from to much water

Answer 7

Water cycle brings water back to earth's surface. Living things depend on water cycle for water .

Answer 8

so they can survive!