JOIN ADRE 2.0 Telegram Group

Breathing and Exchange of Gases MCQs | Breathing and Exchange of Gases Objective Type Questions and Answers

Questions
1 During inspiration the diaphragm _______
A Expands
B Contracts
C No change
D Relaxes

Answer:Contracts
2 Respiration is a physical process and depends on the principle of diffusion.
A True
B False

Answer: False
3 Cramps during exercise are caused due to _______
A Chemiosmosis
B Glycolysis inhibition
C Lactic acid fermentation
D Alcohol fermentation

Answer: Lactic acid fermentation
4 A person can expel all the air from the lungs.
A True
B False

Answer:False
5 Which of the following is the product of the Krebs cycle?
A ATP
B NADH
C FADH
D All of the mentioned

Answer:All of the mentioned
6 Which of the following Produces maximum ATP?
A Krebs cycle
B Glycolysis
C Fermentation
D Oxidative Phosphorylation

Answer: Oxidative Phosphorylation
7 RQ is _____________
A Ratio of CO2 produced to substrate consumed
B Ratio of CO2 produced to O2 consumed
C Ratio of oxygen consumed to CO2 produced
D Ratio of oxygen consumed to water produced

Answer: Ratio of CO2 produced to O2 consumed
8 The epithelial tissues present on the inner surface of bronchioles and fallopian tubules are ________
A Squamous
B Ciliated
C Glandular
D Cuboidal

Answer:Ciliated
9 The site of respiration inside the lungs are _________
A Alveoli
B Diaphragm
C Bronchi
D Bronchioles

Answer: Alveoli
10 The number of gills present in Osteichthyes is _________
A 2 Pairs
B 5 pairs
C 10 pairs
D 12 pairs

Answer: 12 pairs
11 _________ acts as air conditioners.
A Nasal chambers
B Larynx
C Pharynx
D Lungs

Answer: Nasal chambers
12 Finest branches of bronchial intercom are bronchioles.
A True
B False

Answer: False
13 What is the function of trachea?
A Filters air we breathe
B Releases air out of the body
C Carries air to lungs
D Exchange of gas

Answer: Filters air we breathe
14 The trachea leads to the ________
A Pulmonary vessels
B Esophagus
C Bronchi
D Bronchioles

Answer: Bronchi
15 Hyaline cartilage has a primary function of ______________
A Protect thyroid
B Increase the surface area
C Support trachea
D Connect conchae

Answer: Support trachea
16 Which of the following does not belong to conducting portion of the respiratory system?
A Nose
B Pharynx
C Alveoli
D Bronchioles

Answer:Alveoli
17 The structure which closes of larynx is _________
A Epiglottis
B Vocal cords
C Adam’s apple
D Glottis

Answer: Epiglottis
18 Oxygen is carried by __________
A Platelets
B Leucocytes
C Erythrocytes
D Monocytes

Answer:Erythrocytes
19 In glycolysis during oxidation electrons are removed by __________
A NAD+
B ATP
C Molecular oxygen
D Glyceraldehyde-3-phoshate

Answer:NAD+
20 RQ of fat is ____________
A one
B more than one
C less than one
D infinity

Answer: less than one

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series