The age of a tree is commonly determined by
A)estimating tree height.
B)assessing the rate of CO₂ consumption.
C)measuring the diameter of a trunk at breast height (dbh).
D)counting the number of leaves.

Question

Quizplus · Accepted Answer

Measuring the diameter of a trunk at breast height (dbh) is commonly used to determine the age of a tree. This is because the growth rings in the trunk can be counted to determine how many years the tree has been growing. Estimating tree height, assessing the rate of CO₂ consumption, and counting the number of leaves are not reliable methods for determining tree age.

The Age of a Tree Is Commonly Determined by