ICSE Class 10 Chemical Coordination and Integration — Mock Test (2027)
Free online mock test for Chemical Coordination and Integration (ICSE Class 10 Zoology) — 82 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 Chemical Coordination and Integration 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.Which statement about the thymus gland is correct?
- A.It degenerates in old age, decreasing thymosin production and weakening immune responses
- B.It secretes catecholamines for the fight or flight response
- C.It regulates blood calcium through thymosins
- D.It is located above each kidney
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2.Match the pituitary part with its hormone(s): (a) Pars distalis (i) MSH (b) Pars intermedia (ii) Oxytocin and vasopressin (c) Pars nervosa (iii) GH, PRL, TSH, ACTH, LH, FSH Choose the correct matching:
- A.a-iii, b-i, c-ii
- B.a-i, b-ii, c-iii
- C.a-ii, b-iii, c-i
- D.a-iii, b-ii, c-i
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3.Goitre, characterised by enlargement of the thyroid gland, is most directly caused by:
- A.Excess iodine intake
- B.Deficiency of iodine in the diet
- C.Excess of growth hormone
- D.Deficiency of parathyroid hormone
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4.The hypothalamus is the basal part of which region of the brain?
- A.Diencephalon of the forebrain
- B.Medulla oblongata of the hindbrain
- C.Cerebellum
- D.Midbrain
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5.Melatonin plays a very important role in regulating the:
- A.24-hour (diurnal) rhythm including the sleep-wake cycle
- B.Blood calcium level
- C.Basal metabolic rate only
- D.Blood glucose homeostasis
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