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Quiz 13
Mdcat-past-papers - UHS - Biology Quiz
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Board: UHS | Subject: Biology |
241. The oxygen transported through blood plasma is about:
1%
5%
3%
7%
242. The percentage of carbon dioxide carried as carboxyhaemoglobin is:
70%
23%
15%
7%
243. Gradual breakdown of the alveolar wall leads to which type of disease in a smoker?
Coronary heart disease
Bronchitis
Emphysema
Asthma
244. Which protein plays an important role in maintaining osmotic balance?
Albumin
Globulin
Fibrinogen
Prothrombin
245. In a normal person plasma constitutes about------- by volume of blood:
50%
45%
60%
55%
246. Which of following protein takes part in blood clotting:
Prothrombin
Immunoglobulin
Fibrinogen
Globulin
247. The ------- describes how water and dissolved chemicals are carried through the cell wall and intercellular gaps of plants.
Apoplast theory
Vacuolar theory
Symplast theory
Cytoplasmic Theory
248. The movement of water to lower solute concentration area through a semipermeable membrane is?
Osmotic potential
soil potential
Pressure potential
Solute potential
249. The type of agranulocytes which stays in blood for a few hours and then enter tissues and become macrophages are:
Lymphocytes
Monocyte
Eosinophils
Basophils
250. Mature mammalian red blood cells do not have:
Nucleus
Red color
Fluids
Haemoglobin
251. Average life span of red blood cells is:
4 months
two months
5 months
1 month
252. Which of following is the most numerous/commonest of the white blood cells?
Eosinophils
Monocytes
Neutrophils
Lymphocytes
253. Histamine is produced by which of following cells:
Basophils
Platelets
Monocytes
Eosinophils
254. A type of blood cell that produces heparin is -------:
Basophils
Neutrophils
Eosinophil
Monocyte
255. Which of following cells does not have nucleus:
Eosinophil
Neutrophils
Basophils
Platelets
256. The major function of basophils is to:
Eosinophil
Neutrophil
Basophil
Platelets
257. The right atrium of the heart usually receives the:
Deoxygenated blood
Oxygenated blood
Filtered blood
Non-filtered blood
258. Right atrium is separated from right ventricle by:
Tricuspid valve
Bicuspid valve
Semilunar valve
Septum
259. The flaps of tricuspid valve are attached to muscular extensions of right ventricle:
Smooth muscles
Papillary muscles
Intercostal muscles
Skeletal muscles
260. One complete heart beat consists of one systole and one diastole and lasts for about:
0.8 sec
0.2 sec
0.4 sec
0.5 sec
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