Select one: O a. light O b. reduced nutrients associated with a strong thermocline O c. oxygen O d. both light and nutrients e. iron

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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In this graph, the biomass peak in the summer declines because primary
productivity becomes limited by:
high
Biomass
(abundance of organisms)
low
winter spring summer fall
Select one:
O a. light
O b. reduced nutrients associated with a strong thermocline
O c. oxygen
O d. both light and nutrients
e. iron
Transcribed Image Text:In this graph, the biomass peak in the summer declines because primary productivity becomes limited by: high Biomass (abundance of organisms) low winter spring summer fall Select one: O a. light O b. reduced nutrients associated with a strong thermocline O c. oxygen O d. both light and nutrients e. iron
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