Question

A nail is inserted in the trunk of a tree at a height of 1m from the ground level.Afyer 3years where will the nail be present and why?​

Answer 1

Answer:

The nail will be found at a height of more than 1 meter.

As the nail is permanently fixed there and the tree grows continously the nail also goes up with the tree.

Answer 2

Answer:

it will remain at the same position because the plant grows in length by apical meristems. Apical meristem is present on tip of root and shoot. A nail is inserted in trunk i.e., permanent tissue which does not divide