Which is a way that paleontologists have contributed to humans' understanding of the history of life?

What role did the waterways of europe play in development of europe's economy

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.

Which of the following insects is a decomposer? a. mosquito. b. caterpillar. c. beetle. d. none of the above.