Breathing and Respiration (Respiratory Organs in Animals, Respiratory System in Humans,...) NEET Questions

Biology - Human Physiology

Breathing and Respiration (Respiratory Organs in Animals, Respiratory System in Humans,...) MCQ Questions


1.
Which of the following animals exchange O2 with CO2 by simple diffusion over their entire body surface?
A.
Earthworms
B.
Insects
C.
Sponges, coelenterates and flatworms
D.
Fishes
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ANSWER :
C. Sponges, coelenterates and flatworms
2.
Tracheal tubes are the respiratory organs of:
A.
Earthworms
B.
Insects
C.
Frogs
D.
Molluscs
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ANSWER :
B. Insects
3.
Branchial respiration is associated with:
A.
Lungs
B.
Tracheal tubes
C.
Moist cuticle
D.
Gills
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ANSWER :
D. Gills
4.
Cutaneous respiration occurs in:
A.
Frogs
B.
Fishes
C.
Birds
D.
Reptiles
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ANSWER :
A. Frogs
5.
Earthworms perform respiration through:
A.
Tracheal tubes
B.
Gills
C.
Moist cuticle
D.
Lungs
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ANSWER :
C. Moist cuticle
6.
Pulmonary respiration is shown by:
A.
Aquatic arthropods
B.
Sponges
C.
Molluscs
D.
Terrestrial vertebrates
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ANSWER :
D. Terrestrial vertebrates