New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    What is the term for the measurement of a tree's

    cross-sectional area, which is typically determined by measuring the diameter of the tree trunk at breast height, usually at 4.5 feet (1.37 meters) above the ground
    A Basal area Correct Answer Incorrect Answer
    B Breast height Correct Answer Incorrect Answer
    C Bole Correct Answer Incorrect Answer
    D Canopy Correct Answer Incorrect Answer

    Solution

    It is a standard measurement used in forestry and arboriculture to assess the size of a tree. The DBH area is calculated using the formula for the area of a circle (π * radius^2), with the radius being half of the DBH. This measurement is useful for estimating tree volume, biomass, and growth rates.

    Practice Next

    Relevant for Exams: