Organelles found only in.... Paramecium have a permanent organelle which functions in feeding. Oral Groove -----------> Paramecium have a permanent organelle which functions in feeding. O.G is a ciliated channel on one side of the cell. Paramecium have a permanent organelle which functions in feeding. O.G is a ciliated channel on one side of the cell. Food is swept into the O.G and cilia move the food inside where a vacuole forms around it so it can be digested. Oral Groove -----------> Where waste is expelled. Orange granule – usually at the ‘front’ end Orange granule – usually at the ‘front’ end Functions in light detection and makes the unicel move towards or away from light. Specialised vacuoles which regulate amount of water inside. When vacuole is full it expels water to the outside of the cell. Now we are going to play “I have, who has” to see how much you know! http://www.youtube.com/watch?v=GHnndVu aync