Which of the following statements about ecological pyramids is true?
A. A pyramid of organism numbers will always have a large base and a small top.
B. The limited number of trophic levels in an ecological pyramid is due to increasing complexity and size of organisms at each greater trophic level.
C. Pyramids built upon the biomass of organisms at each level eliminate size as a factor.
D. Energy gains between trophic levels occur based upon biomass conversion.
E. None of the choices are true.
Answer: C
You might also like to view...
Due to a chemical equilibrium, a syntrophic relationship can be disrupted if the product from the first partner's metabolism is removed too quickly
Indicate whether the statement is true or false.
As males and females age they produce lower volumes of sex hormones. For women, taking testosterone to increase
libido in becoming more common. Why is the same not common for males? What will be an ideal response?
Which molecule catalyzes covalent bond formation between fragments of DNA.
A. helicase. B. ligase. C. polymerase. D. primase. E. nuclease.
Depending on the microbe, a pathogen can potentially be spread during _____phases of infection and disease
Fill in the blank(s) with the appropriate word(s).