The region in the eyes where the rods and cones are located is the $.......$
- ✓Retina
- BCornea
- CChoroid
- DSclera
Answer: A.
View full solution →Question types
Sense organ question types
86 questions across 7 question groups — pick any mix to generate a Biology paper with step-by-step answer keys.
86
Questions
7
Question groups
5
Question types
01
MCQ
4 Q→02Fill in the blanks.
5 Q→03[1 Mark Question Answer]
49 Q→04[2 Mark Question Answer]
11 Q→05[3 marks Question Answer]
6 Q→06[5 Mark Question Answer]
2 Q→07TRUE / FALSE
9 Q→Sample Questions
Sense organ questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
The three parts of human ear contributing in hearing are $-.......$
- ACochlea, ear ossicles and tympanum
- BSemi$-$circular canals, utriculus and sacculus
- ✓Eustachian tube, tympanum and utriculus
- DPerilymph, ear ossicles and semi$-$circular canals
Answer: C.
View full solution →Which part of our ear is shaped like a snail shell?
- ASemi$-$circular canals
- ✓Cochlea
- CStapes
- DEustachian tube
Answer: B.
View full solution →Which part of the eye is grafted in a needy patient from a donated eye?
- AConjunctiva
- ✓Cornea
- CChoroid
- DCiliary muscles
Answer: B.
View full solution →Note the relationship between the first two words and suggest the suitable word for the fourth place.
sound : ear drum :: Dynamic balance : ……
sound : ear drum :: Dynamic balance : ……
Note the relationship between the first two words and suggest the suitable word for the fourth place.
Cones : Iodopsim :: Rods : ……………….
Cones : Iodopsim :: Rods : ……………….
Given below is certain structure. Write against them its functional acivity.
retina and ……………………….
retina and ……………………….
Given below is certain structure. Write against them its functional acivity.
Olfactory nerve and ……………..
Olfactory nerve and ……………..
Given below is certain structure. Write against them its functional acivity.
organ of corti and ……………….
organ of corti and ……………….
Name the following:
The eye defect caused due to shortening of the eye ball from front to back.
The eye defect caused due to shortening of the eye ball from front to back.
Name the following:
The photoreceptors found in the retina of the eye.
The photoreceptors found in the retina of the eye.
Name the following:
The nerves which transmit impulse from ear to the brain
The nerves which transmit impulse from ear to the brain
Name the following:
The part of the eye responsible for its shape.
The part of the eye responsible for its shape.
Name the following:
The tube which connects the cavity of the middle ear with the throat
The tube which connects the cavity of the middle ear with the throat
Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:
Name the parts labeled 1 to 4.
Name the parts labeled 1 to 4.
With reference to the human ear, answer the question that follow:
Name the part of the ear associated with
(1) static balance
(2) hearing
(3) dynamic balance.
Name the part of the ear associated with
(1) static balance
(2) hearing
(3) dynamic balance.
What is meant by optical illusion? Give one example.
Name an old age eye defect. What happens in it?
Name an old age eye defect. Why is it caused?
Which one or more of the expressions in column II are appropriate for the items listed in column I? write the correct matching pairs-
| Column I | Column II |
| (i) The blind spot | (a) colour of the eye |
| (ii) the yellow spot | (b) shape of the lens |
| (iii) Ciliary muscle | (c) protective covering of the brain |
| (iv) Iris | (d) basic unit of brain |
| (v) Meninges | (e) free of rod cells |
| (f) vitreous humour | |
| (g) centre of the retina | |
| (h) no sensory cells |
Draw a labelled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.
Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:
Draw a labeled diagram to show how the above mentioned defect is rectified using the lens named above.
Draw a labeled diagram to show how the above mentioned defect is rectified using the lens named above.
Complete the following table by filling in the blank spaces.
| Structure | Function |
| Yellow Spot | |
| Transfers impulse from inner ear to brain | |
| Helps to change the focal length of the eye lens | |
| Spinal cord | |
| Oval window | |
| Dynamic equilibrium |
Explain the terms ‘adaptation’ and ‘accommodation’ with reference to the eye.
Enumerate the common defects of vision, their causes and the possible methods of correcting them.
Describe the mechanism of focusing the image of a distant object in your eye when you raise your head after reading a book.
Blind spot is called so because no image is formed on it.
Short-sightedness and hyperopia are one and the same thing.
Malleus incus and stapes are collectively called the ear ossicles.
The auditory nerve is purely for perceiving sound.
yellow spot of the retina is the region of colour vision .
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