Age of the tree can be determined by _____?

درخت کی عمر کا تعین کس طرح کیا جا سکتا ہے؟

By thickness of the bark

By bulk of the tree

By counting the number of rings on its stem/trunk

By numbers of leaves

The age of a tree is determined by counting its growth rings.

They are visible in the cross-section of the stem.

Each ring represents one year of growth.