Biology Fsc Part 1 Online Test With Answers

Biology Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 Haemoglobin is composed of how many globin polypeptide chains One Two Three Four
2 Myoglobin provide oxygen to. Lymph Muscles Blood Water
3 Chloride shift is related to transport of. CO2 NaCl N2 O2
4 In hamburger phenonmenon which ion is involved. Cl- ion  Ca++ ion Na+ ion  K+ ion
5 Apporeximately 72% of CO2 is carried is blood as. Carbonate ions Bicarbonate ions Acetate ions Carbonic acid ions
6 Bohr effect shows effectof which factor on haemoglobins affinity for oxygen. N2 O2 pH Temperature
7 pH of blood is lowere by which gas produced by tissue. CO2 Oxygen Xl2 Water vapours
8 At 105 mm Hg of partial pressur eof oxygen how much haemoglobin combines with oxygen. 77% 97% 87% 67%
9 Partial pressur eof oxygen in alveoli at sea level is 104 mm Hg 105 mm Hg 106 mm Hg 107 mm Hg
10 Partial pressur eo oxygen in vien is 20 mm Hg 40 mm Hg 200 mm Hg 400 mm Hg
11 Oxygen is bound to haemoglobinin  RBC Plasma Platelets WBC
12 Whole blood carries oxygen almost 2 ml per liter 20 m per liter 200 ml per liter 2000ml per liter
13 Control of breathing is located in  Medulla oblongata Cerebrum Cerebellum diaphragm
14 Interecostl msucles are related to. Ribs Lungs Dighragm Trachea
15 Which is not true for inspiration. Diaphragm relaxes Intercostal muscles contract Diaphragm contrascts Pressur ein lungs decreased
16 In breathing role is plyed by  Diaphragm andintercostal muscles Diaphram and lung muscles Tranchea and Bronchi Bronchioles and alveoli
17 Oxygen inside alveoli is absorbed by blood via. Diffusion  Phagocytosis Facilitated transport Active transport
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