Question

Mohit along with his botanist friend went to a timber merchant to purchase some wood needed for house construction. There he saw logs of wood and noticed concentric circles at the cut end. He asked about those circles
A) what these circles on wood represent?
B) is there any use of these circles in the field of forestry?
C) what value was displayed by the friend of Mohit?
D) write difference between spring wood and autumn wood

Answer 1

A) The rings present on the cross section of tree are known as annual rings.

B) The circle or ring analysis gives the information about height,volume development and circumference. Natural disturbance and growth reduction their causes.Ring analysis is also ideal for providing information about climate,ecological and environmental problems. This method is also known as Dendrochronology.

C) The value displayed by Mohit's friend was calculation of annual rings which can interpret about the age of the tree.

D) Spring wood - It grows during the favourable period of time.

Constitutes major part of the annual ring.

Contains wider and larger elements.

Contains less fibres.

It is lighter in colour.

Density is low.

Autumn wood - It grows in unfavourable time.

These forms narrow strip in the annual ring.

It contains narrower and smaller elements.

Abundant in fibre.

Darker in colour.

High density.