Something very useful and widely used from a volcano is the Basalt fibre because it has the advantage of good combination properties. It is aplied in fire-fighting, environment protection, aviation, the arms industry, atomobile and plastics and even in the construction industry
I believe the correct answer is upwelling. Lets say we have producers such as plankton. well upwelling currents bring dead matter from the ocean floor up to the surface, creating plankton.
Answer:
I don't see anything listed, provide an image or equation
Explanation:
A gymnosperm is <span>a plant that has seeds unprotected by an ovary or fruit. Gymnosperms include the conifers, cycads, and ginkgo.</span>
