Which of the following processes is most important to keep the population of pine beetles in check?
A) Hot temperatures in the summertime kill adult beetles.
B) Prolonged drought in the summertime kills beetle larvae.
C) Infested trees secrete a substance poisonous to beetles.
D) Infested trees host a symbiotic fungus that is poisonous to beetles.
E) Cold temperatures in the wintertime kill beetle larvae.

Question

Quizplus · Accepted Answer

Cold temperatures in the wintertime kill beetle larvae. This is the most important process in keeping the population of pine beetles in check as it directly affects the survival of the beetle larvae, which make up a significant portion of the population. The other options may have some impact on the population, but they are not as effective in controlling the beetle population as cold temperatures in the winter.

Which of the Following Processes Is Most Important to Keep