SET 5 of 5 (Questions 1–50)
Introduction: This set
covers the endocrine system in detail, including hormone functions, glands,
feedback mechanisms, and disorders like diabetes and goitre. Questions also
address puberty, sex hormones, and the role of iodine in thyroid function.
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📘 SCIENCE
BIOLOGY | Control & Coordination-E
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Hormones travel through:
Q2. Iodised salt is important because it provides:
Q3. Deficiency of iodine may cause:
Q4. The nervous system uses:
Q5. Control and coordination in the body is achieved by:
Q6. Growth hormone is secreted by the:
Q7. Diabetes is related to improper secretion of:
Q8. Hormones must be secreted in:
Q9. Thyroxine is secreted by the:
Q10. Hormonal coordination is usually:
Q11. Insulin helps in regulating:
Q12. Growth hormone mainly affects:
Q13. Insulin secretion is an example of:
Q14. Iodine is required for the synthesis of:
Q15. Chemical coordination is present in:
Q16. Plants also show chemical coordination using:
Q17. Hormones act on:
Q18. Controlled growth in animals prevents:
Q19. Testosterone is secreted mainly in:
Q20. Chemical coordination differs from nervous coordination because it is:
Q21. Insulin helps prevent:
Q22. Diabetes occurs due to improper regulation of:
Q23. Hormonal control is essential for:
Q24. Endocrine glands are also called:
Q25. Chemical coordination in animals occurs through:
Q26. Insulin is produced by the:
Q27. Unlike plants, animals do not show:
Q28. Iodine deficiency affects the:
Q29. Diabetic patients are sometimes treated with:
Q30. Regulation of hormone secretion is done by:
Q31. One visible symptom of goitre is:
Q32. Hormones are secreted by:
Q33. Puberty-related changes occur usually around the age of:
Q34. Animal hormones mainly help in:
Q35. As blood sugar level falls, insulin secretion is:
Q36. Oestrogen is secreted mainly in:
Q37. Feedback mechanism helps in:
Q38. Hormonal control is important because hormones act:
Q39. When blood sugar level rises, the pancreas secretes:
Q40. In animals, growth occurs:
Q41. Proper hormone secretion depends on:
Q42. Changes during puberty are caused by:
Q43. Extremely short or tall stature is related to:
Q44. Thyroxine regulates the metabolism of:
Q45. Sex hormones are responsible for:
Q46. Lack of insulin causes blood sugar level to:
Q47. Swollen neck in goitre is related to the position of the:
Q48. Hormonal imbalance can lead to:
Q49. Deficiency of growth hormone in childhood leads to:
Q50. The controlled design of the body is maintained during:
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