ICSE Class 10

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.

What to expect: This mock test covers key concepts from the The Endocrine System chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.

Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.

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Sample questions

  1. 1.Vikram tried to match hormones with their roles in the human body.
    HormoneRole in the Body
    PTriggers ovulation
    QDecreases blood calcium levels
    Identify the correct pair of hormones:
    • A.P – Progesterone, Q – Calcitonin.
    • B.P – Luteinizing Hormone, Q – Parathyroid Hormone.
    • C.P – Estrogen, Q – Calcitonin.
    • D.P – Follicle-Stimulating Hormone, Q – Insulin.
  2. 2.Match the items of column I with those of column II. **Column I** 1. ‘β’ (beta) cells of islets of Langerhans 2. Thyroid 3. Cretinism 4. Addison’s disease 5. Hypothyroidism 6. Myxoedema 7. Adrenaline 8. Cortisone **Column II** (a) Condition due to undersecretion of thyroxine in adults. (b) Glucocorticoids (c) Exophthalmic goitre (d) Increases heart beat (e) Thyroxine (f) Adrenal cortex (g) Insulin (h) Undersecretion of thyroxine in a child.
  3. 3.If one adrenal gland is removed, the other one gets enlarged to some extent. Which of the following best explains this change?
    • A.Compensatory hypertrophy due to feedback mechanisms regulating hormone production
    • B.Increased blood flow to the remaining gland causing temporary swelling
    • C.A genetic mutation triggering uncontrolled cell division in the adrenal gland
    • D.Reduced competition for nutrients leading to passive growth of the remaining gland
  4. 4.Gigantism and dwarfism are the diseases related to
    • 1.Prolactin hormone of mammary gland
    • 2.Growth hormone of adenohypophysis
    • 3.Luteinising hormone of pituitary gland
    • 4.Thyroid stimulating hormone of thyroid gland
  5. 5.Diabetes insipidus is due to failure of secretion of
    • 1.Insulin
    • 2.Aldosterone
    • 3.ADH
    • 4.Thyroid

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