Question

the spheres are closely connected and a change in one can often result in a change in one or more of the other spheres. these are called interactions.

1. which of the folowing is an example of the biosphere and the hydrosphere interacting?

a flower absording water through its roots.
water seeping into rocks and freezing, causing it to expand and break the rock apart.
rain causing erosion of a hillside.
a bird flying through the air

Explanation:

• The biosphere includes all living organisms, and the hydrosphere includes all water on Earth.
• Option A: A flower (biosphere) absorbs water (hydrosphere) through its roots, which is a direct interaction between the two spheres.
• Option B: This is an interaction between the hydrosphere and geosphere (rocks).
• Option C: This is an interaction between the hydrosphere and geosphere (hillside/land).
• Option D: This is an interaction between the biosphere and atmosphere (air).

Answer:

A. A flower absorbing water through it's roots.