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Question-1
Book lungs are respiratory organs in
(A)
snail
(B)
prawn
(C)
scorpion
(D)
cockroach
Question-2
Lungs are enclosed in
(A)
pericardium
(B)
peritoneum
(C)
perichondrium
(D)
pleural membrane
Question-3
Carbonic anhydrase is found in
(A)
leukocytes
(B)
lymphocytes
(C)
erythrocytes
(D)
blood plasma
Question-4
Which of the following is not a respiratory disease?
(A)
asthma
(B)
Bronchitis
(C)
encephalitis
(D)
Pneumonia
Question-5
A person breathing normally at rest, takes in and expels approximately half a litre of air during each respiratory cycle. This is called
(A)
tidal volume
(B)
vital capacity
(C)
inspiratory reserve volume
(D)
expiratory reserve volume
Question-6
The area of inner surface of bronchiole is
(A)
1m
2
(B)
10m
2
(C)
100m
2
(D)
1000m
2
Question-7
The structure, which does not contribute to the breathing movements in mammals, is
(A)
ribs
(B)
Larynx
(C)
diaphragm
(D)
intercostals muscles
Question-8
The pulmonary respiration takes place through
(A)
skin
(B)
lungs
(C)
kidneys
(D)
both' 2' and' 3'
Question-9
Dissociation curve of haemoglobin is
(A)
sigmoid
(B)
parabolic
(C)
straight line
(D)
hyperbolic
Question-10
The state, during which the respiratory centre is inhibited is termed as
(A)
anoxia
(B)
asphyxia
(C)
chocking
(D)
suffocation
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Plus 2 Biology Science
ICSE/ISC
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