As used in line 35, “postulate” most nearly means to

A) make an unfounded assumption.

B) put forth an idea or claim.

C) question a belief or theory.

D) conclude based on firm evidence.

The main purpose of the fourth paragraph (lines 42-50) is to

A) summarize the results of an experiment that confirmed the authors’ hypothesis about the role of clover in the diets of wild-type honeybees.

B) predict the most likely outcome of an unfinished experiment summarized in the third paragraph (lines 19-41).

C) provide a comparative nutritional analysis of the honey produced by the experimental colonies and by the control colonies.

D) propose an experiment to investigate how different diets affect commercial honeybee colonies’ susceptibility to mite infestations.

An unstated assumption made by the authors about clover is that the plants

A) do not produce pyrethrums.

B) are members of the Chrysanthemum genus.

C) are usually located near wild-type honeybee colonies.

D) will not be a good food source for honeybees in the control colonies.

Based on data in the table, in what percent of colonies with colony collapse disorder were the honeybees infected by all four pathogens?

A) 0 percent

B) 83 percent

C) 77 percent

D) 100 percent

Based on data in the table, which of the four pathogens infected the highest percentage of honeybee colonies without colony collapse disorder?

A) IAPV

B) Nosema ceranae

C) Nosema apis

D) KBV