Ll. Which is the main source of dissolved oxygen in the ocean? a underwater earthquakes

b. decay of living organisms

c. plants and algae that live near the surface

d animals that live near the surface

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

Why do bacteria thrive even in hostile environments

Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?