Free Breathing And Exchange Of Gases (Daily Quiz: 4) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Match the following:

1. Tidal Volume	A. 2500-3000 ml of air
2. Inspiratory reserve volume	B. 1000-1100 ml of air
3. Expiratory reserve volume	C. 500 ml of air
4. Residual volume	D. 3500-4600 ml of air
5. Vital capacity	E. 1100-1200 ml of air

(a) 1-C, 2-A, 3-B, 4-E, 5-D

(b) 1-C, 2-D, 3-B, 4-A, 5-E

(c) 1-C, 2-A, 3-D, 4-E, 5-B

(d) 1-E, 2-A, 3-B, 4-E, 5-D

Question-2

$CO_2$ is transported

(a) As bicarbonates

(b) By RBC

(c) In dissolved state through plasma

(d) All of these

Question-3

Although much $CO_{2}$ is carried in blood, yet blood does not become acidic, because

(a) blood buffers play an important role in $CO_{2}$ transport

(b) it combines with water to form $H_{2}CO_{3}$ which is neutralized by $Na_{2}CO_{3}$

(c) it is absorbed by the leucocytes

(d) it is continuously diffused through tissues and is not allowed to accumulate

Question-4

The respiratory centre which regulates respiration is located in

(a) medulla oblongata

(b) cerebellum

(c) cerebral peduncle

(d) the vagus nerve

Question-5

Blood entering the lung is rich in

(a) Carbon dioxide

(b) Oxygen

(c) Urea

(d) More RBCs