Multiple ChoiceWhich of the following sequences best represents the flow of energy through living systems?4views
Multiple ChoiceIn the context of energy flow through ecosystems, what percentage of energy is typically transferred from one trophic level to the next?5views
Multiple ChoiceAn ecological pyramid can depict the flow of which of the following between successive trophic levels?6views
Multiple ChoiceFrom the producer level, to which trophic level does energy flow directly in an ecosystem?4views
Multiple ChoiceWhich of the following statements is true about the energy flow in an ecosystem?312views
Multiple ChoiceIn the context of energy flow through ecosystems, what is the primary role of nutrients?7views
Multiple ChoiceWhat is the term for each step in the transfer of energy and matter within a biological community?5views
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 _____"?4views
Multiple ChoiceWhy do quaternary consumers typically occupy the top position in the pyramid of energy within an ecosystem?6views
Multiple ChoiceIn a typical food pyramid, what percentage of the original solar energy is available to a blackberry plant (a primary producer)?4views
Multiple ChoiceWhich of the following is NOT true concerning the flow of energy through an ecosystem?3views