Write true or false for the following statements:

Pituitary secretes growth hormone.

Explain how the human body responds when adrenaline is secreted into the blood.

OR

How does chemical coordination take place in animals?

Label parts 1 to 6 in the given figure of the brain.

i. Answer the following:

(a) Which hormone is responsible for the changes noticed in females at puberty?

(b) Dwarfism results due to deficiency of which hormone?

(c) Blood sugar level rises due to deficiency of which hormone?

(d) Iodine is necessary for the synthesis of which hormone?

(e) Which hormone controls the metabolism of calcium and phosphorus in human beings?

ii. Give an example of a plant hormone that promotes growth.