If there is a graduated cylinder containing 20mL of water and a small rock is gently placed inside it, and the water level inside the graduated cylinder rises to 25mL...what is the volume of the small rock?

Which order shows the levels of organization from largest to smallest? organism, organ system, cell, organ, tissue organism, tissue, organ system, organ, cell organism, organ, organ system, cell, tissue organism, organ system, organ, tissue, cell