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Chapter 6: Respiration
- Online Test
Chapter 6: Respiration
TEST : 6
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q1.
During inspiration
A.
Diaphragm and external muscles relax
B.
Diaphragm and internal intercostal muscles relax
C.
Diaphragm and external intercostal muscles contract
D.
Diaphragm and internal intercostal muscles contract
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q2.
Mountain sickness at high altitude is due to
A.
Excess CO
2
in blood
B.
Decreased CO
2
in air
C.
Decreased partial pressure of oxygen
D.
Decreased efficiency of haemoglobin
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q3.
Capacity of human lungs for air in a healthy person is
A.
3000 ml
B.
1500 ml
C.
1000 ml
D.
500 ml
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q4.
Rate of breathing is controlled by
A.
Amount of freely avilable oxygen
B.
Carbon dioxide in blood
C.
Muscular functions of body
D.
All the above
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q5.
During strenous exercise,glucose is converted into
A.
Glycogen
B.
Pyravic acid
C.
Starch
D.
Lactic acid
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q6.
How much pulmonary air is expired normally
A.
70%
B.
20%
C.
25%
D.
32%
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q7.
Which is incorrect ?
A.
Presence of nonrespiratory air sacs increases efficinency of respiration in birds
B.
In insects, circulation body fluids serve to distribute oxygen to tissues
C.
Principle of counter – current flow facilitates efficient respiration in gills of fishes
D.
Residual air in lungs slightly decreases the efficiency of respiration in mammals
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q8.
Percenatage of oxygen being carried by blood plasma is
A.
6-9%
B.
3-6%
C.
2-3%
D.
1-2%
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q9.
Name of the pulmonary disease in which alveolar surface area involved in gas exchange is drastically reduced due to damage in the alveolar walls:
A.
Astthma
B.
Pleurisy
C.
Emphysema
D.
Pneumonia
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 6: Respiration
# TN 11th Zoology
Prepare / Learn
Q10.
Asthma may be attributed to
A.
bacterial infection of the lungs
B.
allergic reaction of the mast cells in the lungs
C.
inflammation of the trachea
D.
accumulation of fluid in the lungs
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
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