Scientists classify living things to organize and make sense of the incredible diversity of life. Classification also helps us understand how living things are related to each other.
I believe it would be C) Cellulose. As this is one of the essential components found in the cell wall of plant cells.
Gravity: A force that keeps things in place sonit doesnt float around.
Mass: The amount of matter or substance that makes up an object
Weight: How heavy or light something is
Inertia: property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.
They would not be able to survive in an environment without sunlight. For instance, they would not be able to survive in caves, because they need sunlight for food and if there is no sunlight then they can not create food and would starve.