Living things that are too small to be seen by your eyes
Important because they provide larger organisms with some of the food and oxygen they need to survive.
They enrich the environment by breaking down dead organisms.
Microscope - instrument used to enlarge an object
has a compound light using 2 or more lenses
used on living and nonliving
Compound Microscope- use two or more lenses and a light source to magnify objects
Electron Microscope - instrument uses beam of electrons rather than light to magnify. These types of microscopes cannot be used on living samples.