Multiple ChoiceWhich of the following sequences best represents the flow of energy through living systems?33views
Multiple ChoiceIn the context of energy flow through ecosystems, what percentage of energy is typically transferred from one trophic level to the next?41views
Multiple ChoiceAn ecological pyramid can depict the flow of which of the following between successive trophic levels?35views
Multiple ChoiceFrom the producer level, to which trophic level does energy flow directly in an ecosystem?47views
Multiple ChoiceWhich of the following statements is true about the energy flow in an ecosystem?565views
Multiple ChoiceIn the context of energy flow through ecosystems, what is the primary role of nutrients?59views
Multiple ChoiceWhat is the term for each step in the transfer of energy and matter within a biological community?31views
Multiple ChoiceWithin an ecosystem, the gross primary productivity (GPP) is always greater than the net primary productivity (NPP). Which of the following correctly fills in the blanks: "Within an ecosystem, the _____ is always greater than the _____"?53views
Multiple ChoiceWhy do quaternary consumers typically occupy the top position in the pyramid of energy within an ecosystem?35views
Multiple ChoiceIn a typical food pyramid, what percentage of the original solar energy is available to a blackberry plant (a primary producer)?27views
Multiple ChoiceWhich of the following is NOT true concerning the flow of energy through an ecosystem?46views