Question

biosphere provides a stable ecosystem
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Answer 1

here's ur answer dude

The Gaia hypothesis states that the biosphere is its own living organism. The hypothesis suggests that the Earth is self-regulating and tends to achieve a stable state, known as homeostasis. For example the composition of our atmosphere stays fairly consistent, providing the ideal conditions for life.

hope it helps

Answer 2

Biosphere provides clean water , pure water , enriched soil , food , raw materials , medinces etc.

hope helpful for you