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Biology 12 Chapter 14 Respiration - 25
1.
What is the characteristic of squamous epithelium cells?
a) Thick
b) Can increase distance for diffusion
c) Thin
d) Curved
2.
What is the characteristic of squamous epithelium cells?
a) Thick
b) Curved
c) Flattened
d) Can increase distance for diffusion
3.
What is the characteristic of squamous epithelium cells?
a) Can reduce distance for diffusion
b) Curved
c) Thick
d) Can increase distance for diffusion
4.
Which process can occur on thin, flattened cells of squamous epithelium?
a) Effusion
b) Both
c) None
d) Diffusion
5.
Which proteins are present in the walls of alveoli?
a) Both b and c
b) Collagen
c) Elastin
d) Globulin
6.
Which proteins are present in the walls of alveoli?
a) Globulin
b) Haemoglobin
c) Collagen
d) Histones
7.
Which proteins are not present in the walls of alveoli?
a) Histones
b) All of these
c) Globulin
d) Haemoglobin
8.
Which protein allows alveoli to expand and recoil easily during breathing?
a) Elastin
b) Haemoglobin
c) Histones
d) Globulin
9.
Which proteins are present in the walls of alveoli?
a) Elastin
b) Haemoglobin
c) Histones
d) Globulin
10.
Where is collagen present?
a) Wall of alveolus
b) Nasal cavity
c) Pharynx
d) Trachea
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