What is adaptation and give an example of adaptations in an organism.

An adaptation refers to both the current state of being adapted and to the dynamic evolutionary process that leads to the adaptation

Explanation:

Adaptation is the physical or behavioral characteristic of an organism that helps an organism to survive better in the surrounding environment.” Living things are adapted to the habitat they live in. An example of a structural adaptation is the way some plants have adapted to life in dry, hot deserts. Plants called succulents have adapted to this climate by storing water in their short, thick stems and leaves.

If you can only select one, the answer would be the Biosphere because that's the sphere of all living things on Earth. If you can pick multiple, the answers I'm sure would be the Biosphere and the Atmosphere. Hope this helped. :)