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