Multiple Choice
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.
Correct Answer:

Verified
Correct Answer:
Verified
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