Focus On Life Science: California Grade 7

Lesson 2: The Ear

Standards Check

1.
The external ear and auditory canal make up the _______ ear. 5.g
A)sensory
B)inner
C)middle
D)outer
2.
Which of these collect sound waves from the environment? 5.g
A)outer ear
B)inner ear
C)middle ear
D)ear drums
3.
Where are the eardrums located? 5.g
A)in the outer ear
B)in the middle ear
C)in the inner ear
D)in the external ear
4.
Signals are sent to the brain from the ______ 5.g
A)middle ear
B)outer ear
C)inner ear
D)ear drums
5.
Which of these can cause loss of hearing? 5.g
A)aging
B)allergies
C)loud noises
D)all of the above
6.
Which person is more likely to require the use of a hearing aid? 5.g
A)someone with badly damaged cochlea
B)someone with a cold
C)someone with fluid in the middle ear
D)someone with allergies
7.
A reflected sound wave is a(n) _______. 5.g
A)microphone
B)redirected sound
C)echo
D)high frequency
8.
Which of these animals does NOT generally use echolocation? 5.g
A)bats
B)cats
C)dolphins
D)whales
9.
The malleus, incus, and stapes are bones of the _______. 5.g
A)outer ear
B)middle ear
C)inner ear
D)brain
10.
Which of the following is in the inner ear? 5.g
A)eardrum
B)anvil
C)hammer
D)cochlea
Grade 7
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