10) The graph describes the relative rates of metabolism that occur at different depths in a lake. I. Evaluate the figure and indicate whether the letters A and D represent only the respiration rate...

10) The graph describes the relative rates of metabolism that occur at different depths in a lake.

I. Evaluate the figure and indicate whether the letters A and D represent only the respiration rate of the organisms.

A) True
B) false

II. Evaluate the figure in indicate what the productivity observed at 10 meters is due to.

A) Excess nutrients on the surface.
B) High temperatures.
C) The turbinez of the water at 10 meters.
D) The availability of the Light.

III. Part of the energy that is not transferred to subsequent trophic levels is used by organisms for their vital processes. What happens to the remaining energy?

A) is used in reproduction.
B) It is removed as heat.
C) It is stored as a reserve of nutrients.
D) It is stored as body tissue.