1. True or false: Adrenaline is secreted by pancreas.   True   False   2. True or false: Endocrine glands have ducts.   True   False   3. Islets of Langerhans secrete   Adrenaline   Growth hormone   Insulin   Thyroxine   Hint Hint       4. True or false: Insulin is secreted by pituitary gland.   True   False   5. Thyroxine contains - bromine, chlorine, fluorine or iodine?   Bromide   Fluorine   Iodine   Chlorine   Half-n-half Clue   6. The lack of which hormone does not affect growth - Thyroxine, Insulin, Growth hormone or Sex hormone?   Thyroxine   Insulin   Growth hormone   Sex hormone   Hint       7. Identify the organ 'A' present on upper poles of kidneys.   Adrenal Gland   Thyroid Gland   Gall bladder   Spleen   Half-n-half Clue