Oceanic-oceanic plate convergence also results in the formation of undersea volcanoes. Over millions of years, however, the erupted lava and volcanic debris pile up on the ocean floor until a submarine volcano rises above sea level to form an island volcano.est Answer: When two oceanic plates converge one is usually subducted under the other and in the process a deep oceanic trench is formed.
Significant Figures is important in scientific calculations because it deals with a problem of measurements. Without significant figures, it is difficult for some scientist to â¦ calculate very large and small measurements.
Protists are important to the earth's ecosystems because they were the first complex life on earth, provide as a food source to many living things, and help clean large bodies â¦ of water.6 people found this useful.or example: they provide foods, medicines and energy; they regulate nutrient recycling and waste; they lock up carbon; they maintain clean air and water, they supply crop pollination, seed dispersal, pest and disease control; they preserve genetic diversity and provide recreation for us all.