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.
Sample questions
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1.The child frightened by the loud noise, runs quickly to his mother. Which substance helps in this response?
- a.Insulin
- b.Adrenaline
- c.Amylase
- d.Protease
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2.Oxytocin is secreted by
- 1.Posterior lobe of pituitary
- 2.Hypothalamus
- 3.Anterior lobe of pituitary
- 4.Middle lobe of pituitary
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3.Complete the following table by filling in the blanks from 1 to 10 with appropriate terms:
S. No. Gland Secretion Function/Effect on body 1. Thyroid 1 2 2. 3 Vasopressin 4 3. 5 6 Promotes glucose utilization by the body cells. 4. Lacrimal gland 7 8 5. Adrenal medulla 9 10 -
4.Insulin is injected into the body of a highly diabetic patient and is not given orally. Which of the following best explains this practice?
- A.Insulin is a fat-soluble hormone and cannot be absorbed through the digestive tract.
- B.Insulin is a protein hormone and would be digested by enzymes in the alimentary tract if given orally.
- C.Oral insulin causes severe allergic reactions in most diabetic patients.
- D.Insulin is ineffective when taken orally due to stomach acid neutralizing its effects.
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5.Which of the following correctly describes a key difference between hormones and enzymes?
- A.Hormones are always proteins, while enzymes may or may not be proteins.
- B.Hormones act where they are secreted, while enzymes generally act away from the site of secretion.
- C.Hormones are secreted by endocrine glands, while enzymes are secreted by exocrine glands.
- D.Hormones and enzymes are both secreted by the same type of glands.
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