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Biology 12 Chapter 14 Respiration - 22
1.
What is raised from secondary bronchi?
a) Quaternary bronchi
b) Primary bronchi
c) Terminal bronchioles
d) Tertiary bronchi
2.
From which of the following, bronchioles are formed?
a) Terminal bronchioles
b) Quaternary bronchi
c) Primary bronchi
d) Tertiary bronchi
3.
What is formed at the end of tertiary bronchi?
a) Bronchioles
b) Primary bronchi
c) Terminal bronchioles
d) Quaternary bronchi
4.
Which bronchioles arise by the subdivision of bronchioles?
a) Tertiary bronchioles
b) Quaternary bronchioles
c) Primary bronchioles
d) Terminal bronchioles
5.
From subdivision of which of the following, terminal bronchioles are formed?
a) Bronchioles
b) Tertiary bronchi
c) Primary bronchi
d) Quaternary bronchi
6.
Secondary bronchi have which type of cartilages?
a) Cartilage plates
b) Whole cartilages
c) C-shaped cartilages
d) Collagen cartilages
7.
Primary bronchi have which type of cartilages?
a) Collagen cartilages
b) C-shaped cartilages
c) Cartilage plates
d) Whole cartilages
8.
Bronchioles have which type of cartilages?
a) No cartilage
b) Collagen cartilages
c) Cartilage plates
d) Whole cartilages
9.
In secondary bronchi, which types of cartilage are replaced by C-shaped cartilages?
a) Collagen cartilages
b) Whole cartilages
c) Cartilage plates
d) No cartilage
10.
What is the diameter of bronchioles?
a) 1cm
b) More than 1mm
c) Less than 1mm
d) 1mm
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