Please help with these marine biology questions 1 of 25 Marine fungi secrete calcareous skeletons. produce red tides. are important decomposers in mangrove forests. are only found near hydrothermal vents. are mostly photosynthetic. 2 of 25 Examples of marine fungi can be found in lichens, where the fungi and cyanobacteria live together in an association known as mutualism. coral. endophytes. a community. parasitism. 3 of 25 Red tides are caused mostly by red seaweeds. diatoms. radiolarians. dinoflagellates. foraminiferans. 4 of 25 Which of the following groups might degrade oil from an oil spill? protists diatoms cyanobacteria algin bacteria 5 of 25 Which of the following accurately describes protists? They are all more plant-like. They can be both plant-like and animal-like. They are all multicellular. They are all more animal like. They are more closely related to fungi..