1. The lack of which hormone results in dwarfism?   Insulin   Growth hormone   Noradrenaline   Adrenaline   Hint Hint       2. Islets of Langerhans secrete   Adrenaline   Thyroxine   Insulin   Growth hormone   Hint       3. The lack of which hormone does not affect growth - Thyroxine, Insulin, Growth hormone or Sex hormone?   Growth hormone   Insulin   Thyroxine   Sex hormone   Hint       4. Thyroxine contains - bromine, chlorine, fluorine or iodine?   Bromide   Iodine   Fluorine   Chlorine   Half-n-half Clue   5. True or false: Secretion of excess of growth hormone causes Gigantism.   True   False   6. True or false: Adrenaline is secreted by pancreas.   True   False   7. True or false: Lump in the neck due to enlargement of thyroid is known as Goitre.   True   False