Daily Practice Problems
NEET Biology
Breathing and Exchange of Gases
daily practice problem

Question 1:

Sudden coughing of an individual while swallowing the food could arise due to improper movement of: [Level: Moderate]

(a) Glottis

(b) Diaphragm

(c) Tongue

(d) Epiglottis

 

Question 2:

Which among the following set of conditions favour dissociation of oxyhaemoglobin? [Level: Difficult]                                                                            

(a) High temperature, high pH and high pCO2

(b) High temperature, high pH and low pCO2

(c) Low temperature, low pH and high pO2

(d) High temperature, low pH and high pCO2

 

Question 3:

The volume of air that remains in the lungs after normal expiration is: [Level: Moderate]

(a) expiratory reserve volume

(b) functional residual capacity

(c) expiratory capacity

(d) vital capacity

 

Question 4:

The volumes of air exchanged during breathing cycles could be measured using: [Level: Easy]

(a) spirometer

(b) sphygmomanometer

(c) glucometer

(d) stethoscope

 

Question 5:

Which among the following takes place during expiration? [Level: Moderate]

(a) External intercostal muscles contracts

(b) Diaphragm muscles contract

(c) Overall thoracic volume decreases

(d) Intrapulmonary pressure decreases

 

Question 6:

The membrane that covers the lungs is: [Level: Easy]

(a) pleura

(b) pericardium

(c) sarcolemma

(d) plasmalemma

 

Question 7:

Which of the following represents the partial pressure of oxygen in the oxygenated blood? [Level: Moderate]

(a) 95 mm Hg

(b) 159 mm Hg

(c) 40 mm Hg

(d) 20 mm Hg

 

Question 8:

Which of the following term is given to the exchange of chloride and bicarbonate ions between the plasma and the red blood cells? [Level: Moderate]

(a) Hamburger’s effect

(b) Bohr’s effect

(c) Haldane’s effect

(d) Pavlov’s effect

 

Question 9:

The pneumotaxic centre that controls breathing is located in the: [Level: Easy]

(a) Cerebellum

(b) Pons varoli

(c) Cerebrum

(d) Medulla

 

Question 10:

An allergic respiratory disorder characterised by inflammation of the bronchi and the bronchioles is: [Level: Moderate]

(a) Emphysema

(b) Asthma

(c) Lung fibrosis

(d) Silicosis

 

Question 11:

The inner lining of the trachea is composed of: [Level: Moderate]

(a) stratified columnar epithelium

(b) pseudostratified ciliated epithelium

(c) pseudostratified cuboidal epithelium

(d) simple squamous epithelium

 

Question 12:

The division of trachea into two bronchi takes place at the level of: [Level: Moderate]

(a) 3rd thoracic vertebra

(b) 2nd lumbar vertebra

(c) 3rd cervical vertebra

(d) 5th thoracic vertebra

 

Question 13:

Given below are the respiratory volumes of an individual. [Level: Difficult]

Tidal volume (TV) = 550 ml

Inspiratory Reserve Volume (IRV) = 2500 ml

Expiratory Reserve Volume (ERV) = 1000 ml

Residual Volume (RV) = 1200 ml

From the data given above, find out the Functional residual capacity (FRC) and the Vital capacity (VC) of the individual.

(a) FRC = 2200 ml, VC = 4050 ml

(b) FRC = 3500 ml, VC = 4700 ml

(c) FRC = 1750 ml, VC = 3050 ml

(d) FRC = 3700 ml, VC = 4050 ml

 

Question 14:

Diffusion membrane across which gaseous exchange takes place include: [Level: Moderate]

(a) Simple squamous epithelium of alveoli, basement substance, tunica externa of the artery.

(b) Stratified squamous epithelium of alveoli, basement membrane, endothelium of capillary

(c) Simple squamous epithelium of alveoli, basement substance, endothelium of capillary

(d) Simple cuboidal epithelium of alveoli, basement substance, endothelium of capillary

 

Question 15:

Identify the correct set of statements from the following: [Level: Difficult]
I. Every 100 ml of oxygenated blood delivers 5ml of O2 to alveoli.

II. High concentration of carbonic anhydrase enzyme is present in the blood plasma.

III. 2 to 3% of oxygen is transported in the body as oxyhaemoglobin.
IV. Emphysema is a chronic respiratory disorder caused mainly due to cigarette smoking.

(a) I and IV only

(b) I, III and IV

(c) II, III and IV

(d) III and IV only

 

Question 16:

Identify the incorrect statement with respect to the regulation of respiration in human beings. [Level: Difficult]

(a) Breathing mechanism is chiefly regulated by respiratory rhythm centre situated in the medulla oblongata.

(b) Pneumotaxic centre situated in the pons alters the rate of respiration by regulating the duration of inspiration.

(c) Some peripheral chemoreceptors are present in the carotid artery and the aortic arch that can detect increased pO2 levels and pH levels in blood.

(d) Some central chemoreceptors are situated in the medulla oblongata that can detect the increased pCO2 levels and H+ ion levels in the blood.

 

Question 17:

Match the pulmonary capacities given in column I to their values given in column II and find the correct answer from the options given below: [Level: Difficult]

Column I

Column II

1. Functional Residual Capacity (FRC)

(i) TV + IRV + ERV + RV

2. Vital Capacity (VC)

(ii) TV + IRV + ERV

3. Inspiratory Capacity (IC)

(iii) ERV + RV

4. Total Lung Capacity (TLC)

(iv) IRV + TV

 

 

1.

2.

3.

4.

(a)

(iii)

(i)

(iv)

(ii)

(b)

(iv)

(ii)

(iii)

(i)

(c)

(ii)

(iv)

(iii)

(i)

(d)

(iii)

(ii)

(iv)

(i)

 

Question 18:

Around 70% of carbon dioxide transportation in blood takes place: [Level: Moderate]

(a) dissolved in plasma

(b) as carbaminohaemoglobin

(c) as bicarbonate ions

(d) bound to haemoglobin molecules

 

Question 19:

The volume of air that cannot be measured using a spirometer is: [Level: Easy]

(a) residual volume

(b) functional residual capacity

(c) inspiratory capacity

(d) expiratory reserve volume

 

Question 20:

A chronic respiratory disorder most common in cigarette smokers is: [Level: Easy]

(a) asthma

(b) pneumonia

(c) emphysema

(d) asphyxia

**********

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  1. Application of Knowledge: Problem-solving allows you to apply the theoretical concepts of the topic NEET Biology Breathing and Exchange of Gases you have learned to real-life situations. It helps you bridge the gap between abstract knowledge and practical scenarios, making the learning more relevant and meaningful.
  2. Understanding Deeper Concepts: When you encounter problems related to a theoretical concept that you learned in NEET Biology Breathing and Exchange of Gases NCERT Chapter 17, you are forced to delve deeper into its intricacies. This deeper understanding enhances your comprehension of the subject and strengthens your grasp of the underlying principles.
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  4. Retention and Recall: Actively engaging in problem-solving reinforces your memory and improves long-term retention. Applying the concepts learned in Breathing and Exchange of Gases NEET Biology in practical scenarios helps you remember them better than passive reading or memorization.
  5. Identifying Knowledge Gaps: When you attempt to solve problems, you may encounter areas where your understanding is lacking. These knowledge gaps become evident during problem-solving, and you can then focus on filling those gaps through further study and practice. You can refer Breathing and Exchange of Gases NEET Biology Notes on LearnoHub.com
  6. Boosting Confidence: Successfully solving problems after learning a theoretical concept boosts your confidence in your abilities to handle Breathing and Exchange of Gases. This confidence motivates you to tackle more challenging tasks and improves your overall performance in the subject.
  7. Preparation for Exams and Challenges: Many exams, especially in science, mathematics, and engineering, involve problem-solving tasks. Regular practice in problem-solving prepares you to face these exams with confidence and perform well. It is also advised to take tests on Breathing and Exchange of Gases NEET Biology Online Tests at LearnoHub.com.
  8. Enhancing Creativity: Problem-solving often requires thinking outside the box and exploring various approaches. This fosters creativity and innovation, enabling you to come up with novel solutions to different problems.
  9. Life Skills Development: Problem-solving is a valuable life skill that extends beyond academics. It equips you with the ability to tackle various challenges you may encounter in personal and professional life.
  10. Improving Decision Making: Problem-solving involves making decisions based on available information and logical reasoning. Practicing problem-solving enhances your decision-making skills, making you more effective in making informed choices.

In summary, problem-solving after learning a theoretical concept on CBSE Breathing and Exchange of Gases NEET Biology is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.

All About Daily Practice Problems on NEET Biology Breathing and Exchange of Gases NCERT Chapter 17

Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on NEET Biology Breathing and Exchange of Gases NCERT Chapter 17 useful.

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