Which hormone from the pituitary gland stimulates the reabsorption of water and regulates water loss through urine?

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

Write true or false for the statement: Deficiency of calcium in our diet causes goitre.

Which endocrine gland controls the functioning of most other endocrine glands?

Give the function$(s)$ of the following plant hormones:
$(i)$ Auxins $(ii)$ Gibberellins $(iii)$ Cytokinins $(iv)$ Abscisic acid $(v)$ Ethylene

Mention one function for each of these hormones:
$(a)$ Thyroxin
$(b)$ Insulin
$(c)$ Adrenaline
$(d)$ Growth hormone
$(e)$ Testosterone.