問題詳情
24. According to the passage, why do ants use different compounds as trail pheromones?
(A) To reduce their sensitivity to some chemicals
(B) To attract different types of ants
(C) To protect their trail from other species
(D) To indicate how far away the food is
(A) To reduce their sensitivity to some chemicals
(B) To attract different types of ants
(C) To protect their trail from other species
(D) To indicate how far away the food is
參考答案
答案：C
難度：適中0.666667
統計：A(1),B(0),C(2),D(0),E(0)
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