Sound Produced by Human

Q.

The voices of men, women and children are different due to:

1. Size of the throat

2. Length of the vocal cords

3. Amount of air passed out

4. Size of voice box

Q. In general, the vocal cords for men are shorter as compared to that of women.

1. True
2. False

Q.

How is sound produced when we speak?

Q. Ultrasound has frequency of vibration________.

1. 
   between 500 and 10000 Hz
2. 
   above 20000 Hz
3. 
   between 20 and 20000 Hz
4. 
   below 20 Hz

Q. _____ vibrates to produce sound when we speak.

1. Toungue
2. Laryxn
3. Vocal cord
4. Trachea

Q.

What part of the human body is responsible for the voice production?

1. Larynx

2. Tongue

3. Windpipe

4. None of these

Q. What is the other name of the voice box which enables us to speak?

1. Solid

2. Liquid

3. Gas

4. Vacuum

Q. Vocal cords are folds of tissue stretched within the larynx.

1. False
2. True

Q. Sound is produced due to vibration of _______ in human beings.

1. vocal cords
2. larynx
3. pinna
4. ossicles

Q.

What is the scientific name given to the voice box which is present in human beings and enables us to speak?

1. Larynx

2. Wind pipe

3. Vocal cords

4. Trachea

Q. We have two ears because:
i) It helps our brain to sense that from which direction sound is coming.
ii) If there is hearing loss in one ear one can still hear from another.

1. Both statements are true.
2. Both statements are false.
3. Statement (i) is only true.
4. Statement (ii) is only true.

Q. Voice box is present at the bottom of windpipe.

1. False
2. True

Q.

Larynx is also known as _____.

1. noise box

2. wind pipe

3. vocal cords

4. voice box