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In an open ocean, the biomass of primary...

In an open ocean, the biomass of primary produceres (microscopic algae) is often lower than the biomass of higher trophic levels (zooplanktons and fish), as illustrated below by an inverted pyramid of biomass. How can there be enough food in an open ocean to suppor the higher trophic levels?

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The pyramid of biomass shows a sharp ……………at higher trophic levels.

The pyramid of biomass shows a sharp ……………at higher trophic levels.

Read the following statement . With respect to the ecological pyramid , mark the correct statements. a . In most of the ecosystems , pyramids of number , energy and biomass are upright . b. Producers are generally more in number or biomass than herbivores in an upright pyramid. c. Herbivores are less in number and biomass than carnivores in an inverted pyramid. d. Energy content is higher at a lower trophic level than that at a higher trophic level.

[A] : The pyramid of biomass indicates the decrease or the gradual reduction in biomass at each trophic level from base to apex . [R] : In case of parasites , the pyramid of biomass is inverted .

[A] : The pyramid of biomass indicates the decrease or the gradual reduction in biomass at each trophic level from base to apex . [R] : In case of parasites , the pyramid of biomass is inverted .

[A] : The pyramid of biomass indicates the decrease or the gradual reduction in biomass at each trophic level from base to apex . [R] : In case of parasites , the pyramid of biomass is inverted .

[A] : The pyramid of biomass indicates the decrease or the gradual reduction in biomass at each trophic level from base to apex . [R] : In case of parasites , the pyramid of biomass is inverted .

In the pyramid of biomass drawn below, name the two trophic levels. In which ecosystem is such a pyramid found?