ICSE Class 10 The Endocrine System — Mock Test (2027)

Free online mock test for The Endocrine System (ICSE Class 10 Biology) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.

Sample questions

1. 1.Do you agree with the statement – “All hormones are chemical signals”?
   • A.Yes, because hormones are chemical substances secreted by endocrine glands that regulate physiological processes by acting as signals.
   • B.No, because hormones can also be electrical signals transmitted through nerves.
   • C.No, because only plant hormones are chemical signals, while animal hormones are not.
   • D.Yes, but hormones are only signals in animals and not in plants.
2. 2.What condition would a child suffer from if there was hyposecretion from his thyroid gland?
   • A.Goitre, characterized by an enlarged thyroid gland.
   • B.Cretinism, marked by stunted physical and mental growth.
   • C.Gigantism, leading to excessive growth and height.
   • D.Myxoedema, causing swelling and metabolic slowdown in adults.
3. 3.Which hormone stimulates the secretion of glucocorticoids?
   • A.Thyroid stimulating hormone
   • B.Adrenocorticotropic hormone
   • C.Growth hormone
   • D.Prolactin
4. 4.What is the role of a tropic hormone in the endocrine system?
   • A.It directly regulates body metabolism.
   • B.It targets other endocrine glands to stimulate hormone secretion.
   • C.It acts as an enzyme to break down hormones.
   • D.It inhibits the production of all hormones.
5. 5.Which of the following glands is known as master gland?
   • 1.Adrenal glands
   • 2.Kidneys
   • 3.Pancreas
   • 4.Pituitary