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NEET

Breathing and Exchange of Gases

Biology

Previous Years Questions

MCQ (Single Correct Answer)

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Assertion (A) : A person goes to high altitude and experiences 'altitude sickness' with symptoms like breathing difficul...
NEET 2021
The partial pressures (in mm Hg) of oxygen (O2) and carbon dioxide (CO2) at alveoli (the site of diffusion) are :...
NEET 2021
Select the favourable conditions required for the formation of oxyhaemoglobin at the alveoli.
NEET 2021
Identify the wrong statement with reference to transport of oxygen.
NEET 2020 Phase 1
Select the correct events that occur during inspiration. (i) Contraction of diaphragm (ii) Contraction of external inter...
NEET 2020 Phase 1
Respiratory Quotient (RQ) value of tripalmitin is :
NEET 2019
Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL respectively. What will be his Expiratory...
NEET 2019
Which of the following options correctly represents the lung conditions in asthma and emphysema, respectively?
NEET 2018
Match the items given in column I with those in column II and select the correct option given below. .tg {border-colla...
NEET 2018
Which of the following is an occupational respiratory disorder?
NEET 2018
Lungs are made up of air-filed sacs, the alveoli. The do not collapse even after forceful expiration, because of
NEET 2017
Name the chronic repiratory disorder caused mainly by cigarette smoking.
NEET 2016 Phase 1
Reduction in pH of blood will
NEET 2016 Phase 1
Asthma may be attributed to
NEET 2016 Phase 1
The partial pressure of oxygen in the alveoli of the lungs is
NEET 2016 Phase 2
Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because
NEET 2016 Phase 2
When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?
AIPMT 2015 Cancelled Paper
Name the pulmonary disease in which alveolar surface area involved in gas exchage is drastically reduced due to damage i...
AIPMT 2015
Approximately seventy percent of carbon-dioxide absorbed by the blood will be transported to the lungs
AIPMT 2014
The figure shows a diagrammatic view of human respiratory system with labels A, B, C and D. Select the option which give...
NEET 2013
People who have migrated from the planes to an area adjoining Rohtang Pass about six months back
AIPMT 2012 Prelims
Which one of the following is the correct statement for respiration in humans?
AIPMT 2012 Prelims
The figure given below shows a small part of human lung where exchange of gases takes place. Select the option which rep...
AIPMT 2011 Prelims
A large proportion of oxygen remains unused in the human blood even after its uptake by the body tissues. This O2...
AIPMT 2011 Prelims
Bulk of carbon dioxide (CO2) released from body tissues into the blood is present as
AIPMT 2011 Mains
Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?
AIPMT 2011 Mains
Listed below are four respiratory capacities (i $$-$$ iv) and four jumbled respiratory volumes of a normal human adult. ...
AIPMT 2010 Prelims
What is true about RBCs in humans?
AIPMT 2010 Prelims
The haemoglobin of a human foetus
AIPMT 2009
What is vital capacity of our lungs?
AIPMT 2009
People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at altitud...
AIPMT 2006
Which one of the following statements is incorrect?
AIPMT 2006
The majority of carbon dioxide produced by our body cells is transported to the lungs as
AIPMT 2006
When CO2 concentration in blood increases breathing becomes
AIPMT 2004
Blood analysis of a patient reveals an unusually high quantity of carboxyhaemoglobin content. Which of the following con...
AIPMT 2004

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