(a) Name the gaseous plant hormone. Describe its three different actions in plants.
(b) Which hormone is known as stress hormone in plants ? Why?

Write the physiological effects of gibberellins.

What are the conditions which occur due to lack of ADH and insulin? How are the conditions different from one another?

A plant hormone was first discovered in Japan when rice plants were suffering from Bakanae disease caused by Gibberella fujikoroi. Based on this information answer the following questions:
a) Identify the hormone involved in this process.
b) Which property of this hormone causes the disease?
c) Give two functions of this hormone.

Sanjay is sitting in the exam hall. Before the start of the exam, he sweats a lot, with increased rate of heart beat. Why does this condition occur?