Question

Refer the given figure of human respiratory system

and answer the following:

Which of these parts:

I. Are the actual sites of gaseous exchange?

II. Is the common passage for food and air?

III. Is provided with C shaped cartilaginous rings?

IV. Relaxed and get back to its shape during expiration ?

V. Moves upward and outward during inspiration?

(a)I- s II- p III- q IV- r V -t

(b)I- r II- p III- q IV- s V –t

(c)I- t II- q III- r IV- s V –p

(d)I-p II- q III-r IV- s V -t

Answer 1

Answer:

(b)I- r II- p III- q IV- s V –t

Answer 2

Answer:

b is your final answer

brainliest please