colloid. 1  a solid, liquid, or gaseous substance made up of very small, insoluble particles (as single large molecules or masses of smaller molecules) that remain in suspension in a surrounding solid, liquid, or gaseous medium of different matter.
Nekton. Nekton are the animals that can move by themselves in the ocean waters. Nekton live in all zones of the ocean. However, just like benthos and plankton, most live in the sunlight zone or shallow twilight zone since there is the most sunlight and it is easy to feed on smaller organisms such as krill and minnows.
They eat each other, phytoplankton, and decaying matter. Plankton consists of any drifting organism, such as animals, plants or bacteria. They inhabit the pelagic zone of oceans, seas, or any other bodies of fresh water.See related link below..lankton are microscopic organisms that live in water. They consist  of small crustaceans,protozoans and diatoms. 5 people found this useful. 1  An Introduction to the Fungal Kingdom Kingdom Fungi contains organisms that are probably familiar to you like mushrooms, yeast, and bread molds.