What does a pyramid of biomass represent? A. Amount of living tissue within a tropic area.

B. Percentage of energy that’s passed through each tropic level.

C. Range of food webs found in one trophies level.

D. Number of total organisms within each trophic level.

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e

Match each symbol with its description.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit