The symbols +, -, and 0 are used to show the results of interactions between individuals and groups of individuals. The symbol + denotes a positive interaction, - denotes a negative interaction, and 0 denotes interactions in which individuals are not affected. The first symbol refers to the first organism mentioned. What interactions exist between a lion pride and African wild dogs, if the dogs are found to typically avoid areas with lions?
A) +/+
B) +/-
C) 0/0
D) -/-

Question

Quizplus · Accepted Answer

If African wild dogs typically avoid areas with lions, it suggests that there is a negative interaction between the two groups (-), meaning that the symbol corresponding to the lion pride would be positive (+). Therefore, the best choice is B, +/-.

The Symbols +, -, and 0 Are Used to Show