Question

All of the following are commonly used to monitor the health of a forest EXCEPT

A. Age of trees
B. Type of leaves
C. Number of trees
D. Thickness of bark

Answer 1

Number of trees

Step-by-step explanation:

Im not 100% sure tho i hope this helps

Answer 2

B, type of leaves

Step-by-step explanation:

A, the age, can be used to show on how long the trees have survived in their habitat

C, Number of trees can show how many are alive, and if the habitat is livable

D, Thickness of bark, The bark is the main part of the tree, if the bark is not thick and doing well, the tree can die