Bottle Biosphere Guide (TRUSTED)

. Unlike a standard potted plant, a sealed bottle biosphere must recycle everything within its glass walls. The Water Cycle:

Step 6 – Seal and place: Same light conditions as aquatic. Bottle Biosphere Guide

C. Semi-Aquatic (Paludarium Style)

• Layered: aquatic zone + land area (e.g., gravel slope with soil).
• Supports both aquatic and terrestrial species.

During the day, plants undergo photosynthesis, absorbing CO₂ and releasing oxygen. At night, they respire, consuming oxygen and releasing CO₂. If small organisms like snails or springtails are included, they contribute CO₂ through respiration, which the plants then reuse. 2. Selection of Components Layered: aquatic zone + land area (e

The Water: