Very Short Ans Questions on Sense Organs Class 10 Concise Biology Selina Solutions Ch-11. In this article you will get the solutions / answer of Very Short Questions / Problems . Visit official website CISCE for detail information about ICSE Board Class-10 Biology.
Very Short Ans Questions on Sense Organs Class 10 Concise Biology Selina Solutions Ch-11
| Board | ICSE |
| Subject | Biology |
| Class | 10 |
| Book | Selina Concise |
| Chapter-11 | Sense Organs |
| Topics | Solutions of Very Short Questions |
Sense Organs Questions Very Short Answer Type
Page 148-149
Que-1: Name the following:
(a) The photosensitive pigment present in the rods of the retina.
(b) The part which equalizes the air pressure in the middle and external ear.
(c) The ear ossicle attached to the tympanum.
(d) The tube which connects the cavity of the middle ear with the throat.
(e) The part of the eye responsible for its shape.
(f) The nerves which transmit impulse from ear to the brain.
(g) The photoreceptors found in the retina of the eye.
(h) The eye defect caused due to shortening of the eye ball from front to back.
Ans:
(a) Rhodopsin
(b) Eustachian tube
(c) Hammer
(d) Dura mater
(e) Eustachian tube
(f) Cornea
(g) Auditory nerves
(h) Rods and cones
(i) Hypermetropia
Que-2: Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
(a) Cones: Iodopsin:: rods:________.
(b) Eyes : Photoreceptors :: Ears : ________.
(c) Ears : Auditory nerve :: Eyes : ________.
(d) Ear pinna : Auricle :: Inner ear : ________.
(e) Semi-circular canal : Ampulla :: Cochlea : ________.
Ans:
(a) Cones: Iodopsin:: rods: rhodopsin
(b) Sound: ear drum:: dynamic balance: semi-circular canals
Que-3: Match the terms in column I with those in column II and write down the matching pairs.
| Column I | Column II |
|---|---|
| Conjunctiva | Viral infection |
| Cornea | Ciliary body |
| Choroid | Spiral-shaped |
| Cochlea | Transparent epithelium |
| Conjunctivitis | Suspensory ligament |
| Contains melanin | |
| Transparent but appears black |
Ans:
| Column I | Column II |
|---|---|
| Conjunctiva | Transparent epithelium |
| Cornea | Transparent but appears black |
| Choroid | Contains melanin, Ciliary body |
| Cochlea | Spiral-shaped |
| Conjunctivitis | Viral infection |
Que-4: Eyes are the sense organs located in deep sockets on the front side of the head. Eyes can receive the light stimulus and hence considered as photoreceptors. Eyes are protected with eyelids, eyebrows and tear glands, etc. Eyes are visionary in function.
The wall of the eyeball is composed of three concentric layers. The middle layer of the eyeball is (a) ……………, richly supplied with blood vessels whereas the innermost layer is (b) …………… which contains two types of sensory cells. (c) …………… is the extension of the middle layer of the eyeball which regulates the size of the (d) …………… . The image formed on the yellow spot of the eye is the (e) ……………
Ans:
(a) Choroid
(b) Retina
(c) Iris
(d) Pupil
(e) brightest
–: End of Very Short Ans Questions on Sense Organs Class 10 Concise Biology Selina Ch-11 :–
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