The reason we observe a "pyramid" of energy flow instead of an energy flow "cube" is because the low ecological efficiency of biological systems limits the numbers of organism in the higher trophic levels.
Answer the following statement true (T) or false (F)
True
Environmental & Atmospheric Sciences
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A coastline is covered with sea caves. What kind of beach is this likely to be?
a. A low-energy beach b. A passive beach c. An erosional beach d. A depositional beach
Environmental & Atmospheric Sciences
Circulation in the sea occurs in what levels?
a. Surface currents b. Middle currents c. Deep currents d. All of the above e. Both a and c
Environmental & Atmospheric Sciences
When you shake fish food into in an aquarium, you are contributing to a(n)
A. positive feedback system. B. negative feedback system. C. open system. D. closed system.
Environmental & Atmospheric Sciences
Substance(s) that qualify to be called particulate air pollutants include
A. carbon dioxide. B. ozone. C. nitrogen oxides. D. smoke.
Environmental & Atmospheric Sciences