What is its function?
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Top Questions on sense organs
Rajat Singh was working as a supervisor in a stone quarry where rock, sand and gravel are extracted by techniques like digging, drilling, and blasting. As the years rolled by, Rajat started facing a loss in hearing. The high decibel sounds had damaged a part of his internal ear, though the tympanic membrane was intact.
(a) Give the collective term for the structure located in the internal ear.
(b) Name the sensory organ in the Cochlea which was damaged for Rajat Singh.
(c) What kind of pollution do the workers face in the stone quarry?
- ICSE Class X board - 2026
- Biology
- sense organs
Tara's grandmother is 70 years old and has a passion for embroidery. She faces difficulty in threading the needle as the eye of the needle appears blurred. The ophthalmologist diagnosed it as an age-related disorder.
(a) Name the eye disorder she is suffering from.
(b) How can the above defect be corrected?
(c) Where is the image formed in the above disorder?
- ICSE Class X board - 2026
- Biology
- sense organs
Karan was standing on a high stool and cleaning the ceiling fan.
He suddenly loses balance and sustains a head injury. An examination reveals that his pupils have lost the capacity to constrict in bright light. Which structure has been damaged?
- ICSE Class X board - 2026
- Biology
- sense organs
Bharat woke up late in the morning and missed the school bus.
This situation stimulated the nerves of the sympathetic system which resulted in:
- ICSE Class X board - 2026
- Biology
- sense organs
Copy the diagram given below.
(a) Name the structure.
(b) Label Gray matter and White matter.
- ICSE Class X board - 2026
- Biology
- sense organs
Questions Asked in ICSE Class X board exam
- When a blackened bulb thermometer is moved beyond the red region of the visible spectrum, there is a rapid rise in the temperature. This is due to the presence of:
- ICSE Class X board - 2026
- Scattering Of Light
- The energy transformation taking place during photosynthesis in plants is:
- ICSE Class X board - 2026
- Simple Machines
- For a body to be in dynamic equilibrium, its:
- ICSE Class X board - 2026
- laws of motion
- From the figure given below, the refractive index of medium B with respect to medium A (\(_{A}\mu_{B}\)) is:
- ICSE Class X board - 2026
- Refraction of Light
"Vanishing Greenery; A Growing Urban Crisis" In most of our cities, rapid urbanisation has led to a significant decrease in greenery over the past two decades. As the population increased, the demand for housing, roads and commercial buildings grew, leading to clearing of parks, gardens, and natural resources. This has contributed to several problems.
(a) Mention one significant problem caused by the reduction in urban greenery.
(b) How do green plants contribute to improving the air quality?
(c) What role can you, as a citizen, play in protecting urban greenery?
- ICSE Class X board - 2026
- Ecology & Environment