An example of secondary pollutant is sulfurage
Answer:
its D.
Explanation:
Bacteria change nitrogen gas to useable compounds that can be absorbed by plants.
Brainliest plz
People starting to eat healthy
Answer:
A Remora fish would attach itself to a shark and use the shark for transportation and eat all the food that is left over from the shark. The symbiosis relationship between them is a commensalism relationship because the remora is getting its food and the shark gets no benefit.