
List five plant growth hormones and mention one important role of each.

Important Questions on Chemical Coordination in Plants




The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following questions :
Name the scientific phenomenon that is being overcome by pruning. (Apical dominance/Bud dominance)

The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following question:
What plant hormone is responsible for the scientific phenomenon of apical dominance.

The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following question:
Name one plant hormone which inhibits apical dominance.

The figure given below shows the stages of ripening in a banana. Answer the question that follow:
Name the plant hormone responsible for the above changes.
