Pluripotency means the cell can grow to any part of the plant including the whole plants. This why meristematic stem cells are harvested from plants and used to make cultivars <em>in vitro</em>. Meristematic stem cell in plants are found in apical shoots and roots and are responsible for the growth of height and girth of the plants.
When carbon is in the atmosphere it is usually in the form of molecules of carbon dioxide that is released by living organisms such as humans, plants, animals etc and it is a gas.
This is because astronomy is the study of stars and celestial things. Biology is the study of life and organisms. Meteorology is the study of weather and atmospheric phenomena. Oceanography is the study of physical and biological properties of the sea.