Each tier of the biomass pyramid depicts the
____ of all the organisms in an ecosystem.
a. size
b. number of species
c. dry weight
d. total weight
e. total utilization of materials
C
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In temperate deciduous forests, the greatest concentration and diversity of life occur in the canopy
Indicate whether the statement is true or false
During metaphase I of meiosis,
A. individual chromosomes line up at the poles. B. homologous pairs are aligned at the equator. C. pairs of chromosomes separate from other pairs by spindle rays. D. only one member of each pair is in each cell.
The spread of pathogens via contaminated water is an example of which type of transmission?
A) indirect contact B) direct contact C) vehicle D) vector
The ability of a fungus to grow as a yeast or a mold depending on its environmental temperature is called
A. dimorphism. B. fungal virulence. C. dermatophytes. D. opportunistic fungi. E. parasitism.