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
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1.Bharat woke up late in the morning and missed the school bus.
This situation stimulated the nerves of the sympathetic system which resulted in:- A.Constriction of Coronary arteries
- B.Muscle relaxation
- C.Decrease in Respiration rate
- D.Bronchodilation
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2.Describe the structure and functions of the spinal cord. Which of the following correctly summarizes its key roles?
- A.Conducts reflexes below the neck, transmits sensory impulses to the brain, and relays motor responses to trunk and limb muscles.
- B.Produces cerebrospinal fluid, controls voluntary movements of the head, and processes visual signals.
- C.Acts as the primary center for memory storage, regulates heart rate, and filters sensory inputs from the skin.
- D.Transmits only motor impulses to the brain, coordinates balance, and generates reflexes for the entire body.
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3.The antiseptic present in tears:
- A.Iodine
- B.Hydrogen peroxide
- C.Lysozyme
- D.Lysosome
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4.A student is studying the spinal cord and learns that the ventral root contains neurons that control voluntary movement in the body. The ventral root ganglion of the spinal cord contains cell bodies of the:
- a.Sensory neuron
- b.Intermediate neuron
- c.Motor neuron
- d.Associated neuron
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5.Adjusting the focal length of the eye lens to view objects at different distances is done by:
- A.Cornea
- B.Iris
- C.Ciliary muscles
- D.Sclera
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