Answer: The tracheids have important functions in the plant.
Explanation: The mechanical support is provided by the lignified walls of tracheid cell. the helps in other functions of the plant such as transporting water and getting the solute from the root to the stem and eventually the leaf of the plant.
The tracheids are most useful in the gymnosperms where elements need to be transported.
Identifying a tracheid in a cross section is quire easy as the tracheid cells fit into each other neatly and piled up similarly and have identical shapes as well which makes them obvious from other cells.
The two examples of tracheid plans could be
pteridophytes
gymnosperms
The most common thing that could be found in traceid plant is that this cells are mainly present for transporting either water other solutes in the plant body.
The dense fog covered the town. The alarm rang earlier than usual
this morning. Explanation: “The alarm rang earlier than usual this morning” and “The dense fog covered the town” are details about the time and place. They are pieces of textual evidence that describe the setting.