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Biology 10 Chapte 12 - Coordination and Control - 17
1.
The owl has greater power of vision during night. What is the reason for this?
a) Presence of more cones
b) Presence of more rods
c) Deficiency of cones
d) Presence of less rods
2.
Our ear helps us in....................?
a) Tasting
b) Hearing
c) Listening
d) Watching
3.
How many main parts of ear are there?
a) Two
b) Four
c) Five
d) Three
4.
Which of the following parts external ear consists of?
a) Eustachian tube
b) Malleus
c) Semicircular canal
d) None of these
5.
To which part of ear, pinna belongs?
a) Middle ear
b) External ear
c) Inner ear
d) None of these
6.
To which part of ear, auditory canal belongs?
a) None of these
b) External ear
c) Middle ear
d) Inner ear
7.
To which part of ear, tympanum belongs?
a) Middle ear
b) Internal ear
c) None of these
d) External ear
8.
What is the broad external part of ear called?
a) Stapes
b) Pinna
c) Ear drum
d) Auditory canal
9.
Pinna is made up of.............?
a) Fibrous cartilage
b) Bones
c) Spongy bone
d) Cartilage
10.
Which part of the ear directs sound waves to the auditory canal?
a) Stapes
b) Malleus
c) Ear drum
d) Pinna
11.
The wax and the hairs in auditory canal protect ear from..............?
a) Germs
b) Dust
c) Small insects
d) All are correct
12.
Where auditory canal ends?
a) Ear drum
b) Stapes
c) Incus
d) Malleus
13.
What is the membrane called that separates external ear from middle ear?
a) Tympanum
b) Both b and c
c) Pinna
d) Ear drum
14.
Ear drum is .......................membrane?
a) Juicy
b) Sticky
c) Thick
d) Thin
15.
How many middle ear ossicles are in a human body?
a) Three
b) Four
c) Two
d) Five
16.
Which of the following is the middle ear ossicle?
a) Both b and c
b) Stapes
c) Cochlea
d) Malleus
17.
To which part of ear, incus belongs?
a) None of these
b) External ear
c) Middle ear
d) Inner ear
18.
Which part of the middle ear is attached with the ear drum?
a) Cochlea
b) Stapes
c) Malleus
d) Incus
19.
What is present after malleus?
a) Incus
b) Eustachian tube
c) Cochlea
d) Stapes
20.
What is present after incus?
a) Stapes
b) Malleus
c) Eustachian tube
d) Cochlea
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