Biology Fsc Part 1 Chapter 13 Online Test With Answers

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Biology Fsc Part 1 Chapter 13 Online Test

Sr. # Questions Answers Choice
1 Myoglobin occurs in Red blood cells White blood cells Plasma Muscle fibres
2 The volume of air taken inside the lungs and expelled during exercise is about 2.5 liters 3.5 liters 4.5 liters 1.5 liters
3 How much air lungs can hold when they are futy inflated. 5 liters 4.5 liters 4 liters 3.5 liters
4 How many molecule of oxygen can bind with a molecule of myoglobin. 4 3 1 2
5 Respiratory pigment present in muscle is called. Hemoglobin Globulin Myoglobin Hemocyanin
6 Asthma is associated with severe paroxysm of difficult. Sleeping Walking spoking Breathing
7 More than ten compounds of tar of tobacco smoke are included in causing. Cancer Asthma Emphysema Tuberculosis
8 Emphysema is the breakdown of Trachea Bronchi Alveoli Bronchioles
9 Emphysema is a disease caused by the breakdown of. Lungs Bronchi Alveoli Trachea
10 Breakdown of Alveoli of lungs is called. Asthma Lungs cancer Emphysema Tuberculosis
11 100 ml of arterial blood of human being contains CO2 50 ml 54 ml 56 ml 58 ml
12 Carbon di oxide per 100 ml of venous blood is. 50 ml 54 ml 98 ml 99 ml
13 Plasma proteins carry about____________% CO2 from body fluids to lungs. 1% 2% 4% 5%
14 _____ is more important regulator of breathing process. Oxygen Carbon di oxide Myoglobin Hemoglobin
15 Why hemoglobin is 98% saturated, the oxygen content per 100 ml of blood is. 19.6 ml 18.6 ml 17.6 ml 16.6 ml
16 Respiratory distress syndrome is common in Adults Old age people Prelature infants All new borns
17 Which is correct order of parts of air passage ways in man. Nostrils, Nasal cavity, Pharynx, Larynx Nasal cavity, Nostrils, Pharynx, Larynx Nasal cavity, Pharynx, Nostrils, Larynx Nostrils, Pharynx, Larynx, Nasal cavity
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