Four of the five answers listed below are human efforts to improve the carrying capacity of the earth
for humans. Select the exception.
a. desertification
b. recycling
c. green revolution
d. irrigation
e. conservation
A
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_______ culture are pure cultures, consisting of a single species.
Fill in the blank(s) with the appropriate word(s).
Viruses that infect the hyperthermophilic Archaea tend to contain genomes that are composed of
A) ssDNA. B) dsDNA. C) ssRNA. D) dsRNA.
List the most abundant ions in seawater, from most to least abundant
What will be an ideal response?
Funds from carbon offsets, which are purchased by companies and individuals, are used for many purposes. What is
one of these? a. replanting deforested areas b. burning large expanses of rainforests c. decreasing plant density in existing forests d. clear-cutting old growth forests e. converting forests to cropland