Question 1

Which one of the following has the smallest diameter?

Accepted Answer

Correct answer is D

Question 2

Oxygen in lungs ultimately reaches in:

Accepted Answer

Correct answer is A

Question 3

Respiratory pigment in cockroach is:

Accepted Answer

Haemolymph is found in insect blood which is colourless.

Question 4

See the following diagrammatic view of human respiratory system. Identify A to D

Accepted Answer

Correct answer is D

Question 5

In man and marnmals, air passes from outside into the lungs through:

Accepted Answer

Correct answer is D

Question 6

Which of the following is a respiratory organ of scorpion?

Accepted Answer

Correct answer is D

Question 7

During forced expiration, actively contracting muscles include the:

Accepted Answer

In forced expiration internal intercostal muscles and some abdominal muscles contract to reduce the volume of thorax.

Question 8

In which part gaseous exchange take place in rabbit?

Accepted Answer

Correct answer is D

Question 9

Difference between trachea and fallopian tube is:

Accepted Answer

Correct answer is A

Question 10

Vocal cords are situated at:

Accepted Answer

Correct answer is B

Question 11

Carbon dioxide is transported via blood to lungs mostly:

Accepted Answer

Correct answer is A

Question 12

Which is a common passage in swallowing food and breathing?

Accepted Answer

The pharynx provides passage to both air and food.

Question 13

The diagram represents the human larynx. Choose the correct combination of labelling from the options given.

Accepted Answer

Correct answer is D

Question 14

In human beings, lungs are divided into:

Accepted Answer

In man, the left lungs has two lobes, superior lobe and inferior lobe, the right lungs has three lobes superior lobe, middle lobe and inferior lobe.

Question 15

Similarity between the trachea of cockroach and rabbit is that:

Accepted Answer

Correct answer is C

Question 16

In rabbit alveolar ducts originate from:

Accepted Answer

Correct answer is D

Question 17

The cartilage present in the larynx of rabbit are:

Accepted Answer

Correct answer is A

Question 18

In which of the following animals, respiration occurs with out any respiratory organ?

Accepted Answer

Correct answer is D

Question 19

The exchange of gases (O2​ and $CO2​) in a mammal takes place in:

Accepted Answer

Correct answer is D

Question 20

The figure shows a diagrammatic view of human respiratory system with labels A, B, C and D. Select the option which gives correct identification and main function and/or characteristic.

Accepted Answer

Correct answer is D

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Solutions for Breathing and Exchange of Gases Important Questions

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