Whittaker's research on North American tree distribution examined ________ gradients and concluded that the tree distribution was ________.
A) temperature; random
B) temperature; clumped
C) moisture; clumped
D) moisture; random
E) soil; random

Question

Quizplus · Accepted Answer

Whittaker's research on North American tree distribution primarily focused on moisture gradients and concluded that the tree distribution was clumped, indicating that trees tend to group together in areas with similar moisture conditions.

Whittaker's Research on North American Tree Distribution Examined ________ Gradients