Why is biomass at the second trophic level in most ecosystems not as great as biomass at the first trophic level?

What are potential sources of error in marta’s experiment

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d

Agroup of organisms that changes over time is said to