Himmat jingar. ✅ Top 25 MCQs – Endocrine System 1. 🧬 Hypothalamus ka main function kya hai? A. Hormone store karna B. Hormone banana C. Body temperature control karna D. Blood pressure ko badhana ✅ Answer: C. Body temperature control karna --- 2. 💡 Pituitary gland ko kya kaha jata hai? A. Digestive gland B. Master gland C. Silent gland D. Growth gland ✅ Answer: B. Master gland --- 3. 🩺 Thyroid gland ka hormone kaun sa hai? A. Insulin B. Thyroxine C. Adrenaline D. Cortisol ✅ Answer: B. Thyroxine --- 4. 💉 Diabetes mellitus kis hormone ki kami se hota hai? A. Glucagon B. Insulin C. Cortisol D. Thyroxine ✅ Answer: B. Insulin --- 5. 🧠 Pituitary gland body ke kis part me hoti hai? A. Liver B. Kidney C. Brain D. Heart ✅ Answer: C. Brain --- 6. 😬 Adrenal gland ka outer part kya kehlata hai? A. Medulla B. Cortex C. Capsule D. Lobule ✅ Answer: B. Cortex --- 7. 🔥 Fight or flight response ke liye responsible hormone kaun sa hai? A. Oxytocin B. Thyroxine C. Adrenaline D. Insulin ✅ Answer: C. Adrenaline --- 8. 🧪 Growth hormone ka function kya hai? A. Blood sugar kam karna B. Body growth badhana C. Water balance maintain karna D. Oxygen carry karna ✅ Answer: B. Body growth badhana --- 9. 🍼 Oxytocin hormone mainly kaam karta hai: A. Digestion ke liye B. Milk secretion ke liye C. Glucose control ke liye D. Kidney ke function ke liye ✅ Answer: B. Milk secretion ke liye --- 10. 💧 ADH hormone ka kaam kya hai? A. Blood glucose kam karna B. Urine formation badhana C. Water retention karna D. Sweating badhana ✅ Answer: C. Water retention karna --- 11. 🩸 Parathyroid gland kis mineral ka level control karti hai? A. Sodium B. Iron C. Calcium D. Magnesium ✅ Answer: C. Calcium --- 12. 🍬 Pancreas ke kaun se cells insulin banate hain? A. Alpha cells B. Beta cells C. Delta cells D. Omega cells ✅ Answer: B. Beta cells --- 13. 🧘 Goitre kis gland ki problem hai? A. Adrenal B. Pancreas C. Thyroid D. Pituitary ✅ Answer: C. Thyroid --- 14. 😥 Cushing’s syndrome kis hormone ki excess se hota hai? A. Thyroxine B. Cortisol C. Insulin D. Adrenaline ✅ Answer: B. Cortisol --- 15. 🧠 Hypothalamus kis se connected hota hai? A. Heart B. Liver C. Pituitary gland D. Stomach ✅ Answer: C. Pituitary gland --- 16. 🔄 Endocrine glands hormones ko kaise release karti hain? A. Through ducts B. Direct into blood C. Through lymph D. Through nerves ✅ Answer: B. Direct into blood --- 17. 🌙 Melatonin hormone kaun si gland se banta hai? A. Thyroid B. Pineal C. Pancreas D. Pituitary ✅ Answer: B. Pineal --- 18. 💪 Testosterone hormone kaun banata hai? A. Thyroid gland B. Testes C. Liver D. Adrenal gland ✅ Answer: B. Testes --- 19. 💃 Estrogen hormone mainly kis ke liye responsible hai? A. Blood clotting B. Digestion C. Female sexual characteristics D. Vision ✅ Answer: C. Female sexual characteristics --- 20. 🧪 Insulin ka main function kya hai? A. Blood pressure badhana B. Blood glucose kam karna C. Digestion fast karna D. Urination badhana ✅ Answer: B. Blood glucose kam karna --- 21. 🧬 Endocrine system ka main feature kya hai? A. Rapid response B. Chemical control C. Mechanical control D. Immune control ✅ Answer: B. Chemical control --- 22. 🩸 Calcitonin hormone ka kaam kya hai? A. Blood calcium badhana B. Blood glucose badhana C. Blood calcium kam karna D. Oxygen badhana ✅ Answer: C. Blood calcium kam karna --- 23. 👁 Adrenaline hormone kab release hota hai? A. Exercise ke time B. Sone ke time C. Bhookh lagne par D. Tension/stress ke time ✅ Answer: D. Tension/stress ke time --- 24. 💉 Diabetes Insipidus kis hormone ki kami se hota hai? A. GH B. ADH C. ACTH D. TSH ✅ Answer: B. ADH --- 25. 🔁 Negative feedback mechanism ka example kya hai? A. Increase in body temp B. Glucose control by insulin C. Sweating during cold D. Vomiting ✅ Answer: B. Glucose control by insulin -