Name the plant hormone responsible for the promotion of cell division.

How does the feedback mechanism regulate hormone secretion?

Which gland secretes growth hormone in human beings?

Complete the following table:

Name of the gland	Name of hormone	Function
$(i)$ Thyroid	...................	Regulates metabolism of fat,protein and carbohydrates
$(ii)$ ...................	Insulin	Regulates blood sugar level
$(iii)$ Pituitary	...................	...................

List the names of hormones secreted by the following endocrine glands and mention their functions:
$(i)$ Thyroid gland $(ii)$ Pituitary gland $(iii)$ Adrenal gland.

The hormones are transported through ..........