This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 22 Chemical Coordination And Integration – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 22 Chemical Coordination And Integration Quiz 3 (34 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the role of parathyroid hormone (PTH)? A) Decreases blood calcium levels. B) Stimulates growth hormone. C) Regulates metabolism. D) Increases blood calcium levels. Show Answer Correct Answer: D) Increases blood calcium levels. 2. What is the role of vasopressin? A) Stimulates water resorption. B) Stimulates growth. C) Regulates metabolism. D) None of the above. Show Answer Correct Answer: A) Stimulates water resorption. 3. The development and maturation of T-lymphocytes occur in A) Thymus. B) Thyroid gland. C) Adrenal gland. D) Parathyroid gland. Show Answer Correct Answer: A) Thymus. 4. Juxtaglomerular cells of kidney produce a hormone called A) Erythropoietin. B) ADH. C) Cholecystokinin. D) ANF. Show Answer Correct Answer: A) Erythropoietin. 5. The hormone that stimulates the maturation of T-lymphocytes is released from A) Thyroid gland. B) Thymus. C) Testis. D) Pituitary gland. Show Answer Correct Answer: B) Thymus. 6. Which hormone inhibits the release of growth hormone? A) Somatostatin. B) Thymosin. C) Inulin. D) Gonadotrophin. Show Answer Correct Answer: A) Somatostatin. 7. It stimulates reabsorption of water from distal tubule of kidney A) ADH. B) Oxytocin. C) Glucagon. D) None of the given. Show Answer Correct Answer: A) ADH. 8. Which hormone 's secretion increases in emergency? A) Thyroxine. B) Adrenaline. C) Aldosterone. D) Parathormone. Show Answer Correct Answer: B) Adrenaline. 9. A-neurohypophysis stores and releases two hormones called ADH & OxytocinR-they are actually synthesized in hypothalamus and are transported axonally to neurohypophysis A) A&R both true, R is correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true, but R is false. D) Both A and R is false. Show Answer Correct Answer: A) A&R both true, R is correct explanation of A. 10. The system(s) which coordinate different functions of the body is / are A) Nervous system only. B) Endocrine system only. C) Digestive system and nervous system. D) Nervous system and endocrine system. Show Answer Correct Answer: D) Nervous system and endocrine system. 11. Blood calcium level is a resultant of how much dietary calcium is absorbed, how much calcium is lost in the urine, how much bone issolves releasing calcium into the blood and how much calcium from blood enters tissues. A number of factors play an important role in these processes. Mark the one which has no role. A) Thyrocalcitonin. B) Vitamin D. C) Thymosin. D) Parathyroid hormone. Show Answer Correct Answer: C) Thymosin. 12. A-prolonged hyperglycemia can lead to diabetes mellitusR-ketone bodies are formed in diabetes mellitus A) A&R both true, R is the correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true, but R is false. D) Both A and R false. Show Answer Correct Answer: B) A&R both true, but R is not correct explanation of A. 13. Which of the following option is not correct for the state of body in stress? A) Increased alertness. B) Increased heart-beat. C) Increased glucose level of blood. D) Rate of protein synthesis increases. Show Answer Correct Answer: D) Rate of protein synthesis increases. 14. Which of the following hormone works from outside the cell? A) Estrogen. B) Thyroxine. C) Cortisol. D) Insulin. Show Answer Correct Answer: D) Insulin. 15. Children who have damaged thymus may result in ..... A) Loss of cell-mediated immunity. B) Deafness. C) Loss of an antibody-mediated immunity. D) Reduction in stem cell production. Show Answer Correct Answer: A) Loss of cell-mediated immunity. 16. What is full form of ANF? A) Atrial natriuretic factor. B) Anti natriuretic factor. C) Atrial natural factor. D) Anti nutrient factor. Show Answer Correct Answer: A) Atrial natriuretic factor. 17. Pituitary gland is lodged in a bony cavity of which skull bone? A) Temporal. B) Parietal. C) Occipital. D) Sphenoid. Show Answer Correct Answer: D) Sphenoid. 18. Which hormone regulates production of sperms? A) LH. B) LTH. C) FSH. D) All of the given. Show Answer Correct Answer: C) FSH. 19. Which hormone are directly involved in cardiovascular activity? A) Adrenaline and insulin. B) Cortisol and progesterone. C) Cortisol and catecholamines. D) Catecholamine and oestrogen. Show Answer Correct Answer: C) Cortisol and catecholamines. 20. Gigantism and acromegaly occur due to A) Hypopituitarism. B) Hyperthyroidism. C) Hyperthyroidism. D) Hyperpituitarism. Show Answer Correct Answer: D) Hyperpituitarism. 21. Which is the outermost layer of adrenal cortex? A) Zona reticularis. B) Zona fasciculata. C) Zona glomerulosa. D) None of these. Show Answer Correct Answer: C) Zona glomerulosa. 22. Which gland secretes hormones that regulate the body's metabolism? A) Thyroid gland. B) Pituitary gland. C) Adrenal gland. D) Pancreas. Show Answer Correct Answer: A) Thyroid gland. 23. Fill in the blanks:Hormones Target gland (a) Hypothalamic hormones ..... (b) Thyrotrophin (TSH) ..... (c) Corticotrophin (ACTH) ..... (d) Gonadotrophins (LH, FSH) ..... (e) Melanotrophin (MSH) ..... A) Pituitary. B) Parathyroid. C) Thyroid. D) Hypothalamus. Show Answer Correct Answer: D) Hypothalamus. 24. Which of the following stimulates adrenal gland in an emergency? A) PNS. B) CNS. C) Mid-brain. D) Adrenal medulla. Show Answer Correct Answer: B) CNS. 25. Thyroid lobes are present on either sides of the A) Oesophagus. B) Pharynx. C) Trachea. D) Bronchi. Show Answer Correct Answer: C) Trachea. 26. What is the primary function of hormones in the body? A) To provide structural support. B) To store energy. C) To act as intercellular messengers. D) To transport oxygen. Show Answer Correct Answer: C) To act as intercellular messengers. 27. A-steroid hormones interact with intracellular receptorsR-steroid hormones does not require secondary messengers for action A) A&R both true, R is the correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true, but R is false. D) Both A and R false. Show Answer Correct Answer: B) A&R both true, but R is not correct explanation of A. 28. Which of the following hormones is not a secretion product of human placenta? A) Prolactin. B) Estrogens. C) Progesterone. D) HCG. Show Answer Correct Answer: A) Prolactin. 29. It is required for differentiation of T-cells A) T4. B) Melatonin. C) T3. D) Thymosin. Show Answer Correct Answer: D) Thymosin. 30. Which of the following glands are more effects functioning of menstrual cycle? A) Pineal. B) Thyroid. C) Ovary. D) All of the given. Show Answer Correct Answer: D) All of the given. 31. A chemical signal that has both endocrine and neural roles is A) Cortisol. B) Melatonin. C) Epinephrine. D) Calcitonin. Show Answer Correct Answer: C) Epinephrine. 32. On seeing a tiger the heart-beat and blood pressure increases due to release of hormone. A) Parathormone. B) Corticoids. C) Thyroxine. D) Adrenaline. Show Answer Correct Answer: D) Adrenaline. 33. A-glucagon stimulates glycogenolysis in hepatocytesR-glucagon causes hyperglycemia A) A&R both true, R is the correct explanation of A. B) A&R both true, but R is not correct explanation of A. C) A is true, but R is false. D) Both A and R false. Show Answer Correct Answer: A) A&R both true, R is the correct explanation of A. 34. All the following tissues in mammals except one consists of a central 'medullary' region surrounded by a cortical region. Mark the wrong entry A) Liver. B) Kidney. C) Ovary. D) Adrenal. Show Answer Correct Answer: C) Ovary. ← PreviousRelated QuizzesScience QuizzesClass 11 QuizzesClass 11 Biology Chapter 22 Chemical Coordination And Integration Quiz 1Class 11 Biology Chapter 22 Chemical Coordination And Integration Quiz 2Class 11 Biology Chapter 1 The Living World QuizClass 11 Biology Chapter 10 Cell Cycle And Cell Division QuizClass 11 Biology Chapter 11 Transport In Plants QuizClass 11 Biology Chapter 12 Mineral Nutrition QuizClass 11 Biology Chapter 13 Photosynthesis In Higher Plants QuizClass 11 Biology Chapter 14 Respiration In Plants Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books