1 Gastritis: Inflammation of the stomach, often causing nausea and/or pain. Gastritis can be caused by alcohol, certain medications, H. pylori infection, or other factors.  Stomach cancer: Gastric cancer is an uncommon form of cancer in the U.S. Adenocarcinoma and lymphoma make up most of the cases of stomach cancer.
Phytoplankton receive energy through photosynthesis. Photosynthesis is the process of making glucose using sunlight. Carbon dioxide, sunlight, and water combine, producing gluâ¦cose sugars that the being can use for energy.  Zooplankton however feed off phytoplankton and decaying matter. They are known as detrivores.
Confidence votes 19. Most plankton, known as phytoplankton, (but not all) eat in much the same way as do plants-through photosynthesis, the process by which sunlight is converted into food energy. More. Planktonic animals mostly eat other plankton, incluing the planktonic plants described above, and smaller animals which are also plankton. The smallest of the plankton can eat bacteria and detritus, but the largest of the plankton are true predators.