Fill in the blanks: is a type of where both organisms benefit.
(points : 3)
mutualism; symbiosis
commensalism; symbiosis
symbiosis; mutualism
mutualism; commensalism

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m