ICSE Class 10

ICSE Class 10 Nervous System and Sense Organs — Mock Test (2027)

Free online mock test for Nervous System and Sense Organs (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 Nervous System and Sense Organs 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

  1. 1.Which part of the brain is primarily responsible for memory functions?
    • A.Cerebellum
    • B.Medulla oblongata
    • C.Cerebrum
    • D.Pons
  2. 2.Which function is performed by the eardrum in the process of hearing?
    • A.To produce ear wax for protection.
    • B.To receive vibrations from the auditory canal and transmit to ear ossicles.
    • C.To detect changes in body equilibrium.
    • D.To convert sound waves into nerve impulses.
  3. 3.During an eye examination, the doctor explains to the patient that a clear fluid called aqueous humour is found in the front part of the eye, helping maintain its shape and providing nutrients. Aqueous humour is present between
    • a.lens and retina
    • b.cornea and lens
    • c.cornea and iris
    • d.iris and lens
  4. 4.What is the vitreous humour?
    • A.The fluid between the cornea and lens of the eye.
    • B.The colourless jelly filling the space between the lens and retina.
    • C.The protective outer layer of the eyeball.
    • D.The muscle controlling the shape of the lens.
  5. 5.Categorize the following reflex as natural, unconditioned, or conditioned: Knee jerk
    • A.Conditioned
    • B.Unconditioned
    • C.Natural
    • D.Learned

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