Well, helping us breath is about it. Another ways is they provide us with food source and making our habitat prettier? (I don't know what to call it)
taupo
there are alot of plants in the usa that you cannot find anywhere else but there. just look and you will find some!
They give us oxygen, and help us to stay alive without plants we wouldnt be alive
All vegetable plants help humans in one way or another. The most helpful plants would be plants such as corn and wheat.
Help us to breath.
Yes they can
they help us fertilize plants and they live in water.
it keeps us warm and helps plants survive
well plants provide oxygen, oxygen helps us to live.
Fertile land grows plants more easily. We eat these plants which help us to grow, and if we don't eat these plants we will not grow, will not get the nutrients that these plants give us and we will grow sick and eventually, die.
the answer is breathe.
Water helps us to live because it keeps us hydrated. It also is important to plants to help them grow which are fed by animals and people eat both animals and plants to live.