Multiple Choice
As a rough rule of thumb, about ________ of the energy consumed as food at a given food chain level is converted to new biomass, and the remaining is respired and dissipated as heat.
A) 10 percent
B) 20 percent
C) 30 percent
D) 40 percent
E) 50 percent
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Briefly describe the carbon cycle.
Q2: Which of the following is the reason
Q3: Carbon dioxide concentrations in the Northern hemisphere
Q5: Generally, evapotranspiration depends on two factors. These
Q6: Human activity has not affected most parts
Q7: Carnivores (secondary consumers) derive their energy from
Q8: Forests dominate semiarid mid-latitude areas with hot
Q9: Briefly describe the nitrogen cycle.
Q10: Which of the following is not one
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