Biology Fsc Part 1 Chapter 10 Online Test With Answers

Biology Fsc Part 1 Chapter 10 Online Test

Sr. # Questions Answers Choice
1 When does oxyhaemoglobin release oxygen. When body temperture decreases  When partial pressure of oxygen is above 100 mm Hg When partial pressur eof oxygen ins below 20 mm Hg When partial pressur eof oxygen is equal to 20 mm Hg
2 Which statement is correct abotu myoglobin It contins four peptide chains It is found in RBCs It is a monomer with single haem group It transports four O2 molecules.
3 The polypeptide chain of haemoglobin are held together by  Peptide bonds Phosphodiester bonds Salt bridge, hydrogen bonds and hydrophbic effects Disulfide bridge
4 Numebr of oxygen moleclues one haemoglobin can carry 2 3 4 5
5 Which of following are respiratory pigments. Albumin and Globulin Haemoglobin Myoglobin Both b and c
6 Haemoglobin is composed of how many globin polypeptide chains One Two Three Four
7 Myoglobin provide oxygen to. Lymph Muscles Blood Water
8 Chloride shift is related to transport of. CO2 NaCl N2 O2
9 In hamburger phenonmenon which ion is involved. Cl- ion  Ca++ ion Na+ ion  K+ ion
10 Apporeximately 72% of CO2 is carried is blood as. Carbonate ions Bicarbonate ions Acetate ions Carbonic acid ions
11 Bohr effect shows effectof which factor on haemoglobins affinity for oxygen. N2 O2 pH Temperature
12 pH of blood is lowere by which gas produced by tissue. CO2 Oxygen Xl2 Water vapours
13 At 105 mm Hg of partial pressur eof oxygen how much haemoglobin combines with oxygen. 77% 97% 87% 67%
14 Partial pressur eof oxygen in alveoli at sea level is 104 mm Hg 105 mm Hg 106 mm Hg 107 mm Hg
15 Partial pressur eo oxygen in vien is 20 mm Hg 40 mm Hg 200 mm Hg 400 mm Hg
16 Oxygen is bound to haemoglobinin  RBC Plasma Platelets WBC
17 Whole blood carries oxygen almost 2 ml per liter 20 m per liter 200 ml per liter 2000ml per liter
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