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Quiz 10
Mdcat-past-papers - DUHS - Biology Quiz
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Board: DUHS | Subject: Biology |
181. The method of bringing oxygenated air into contact with gaseous exchange surface is called ?
Photorespiration
ventilation
Gas transport
Respiration
182. Range of normal total lung capacity in humans is :
5-6 litres
8-9 litres
10-11 litres
12-13 litres
183. The causative agent of the tuberculosis that grows very well in poor living :
Spirobacterium
Mycobacterium
E. Coli
Staphylococcus
184. Carnivorous adaptation of plants, due to relatively low content of:
Nitrogen
Potassium
Sulphur
Calcium
185. In nutritional terms, what among the following is sundew you categorized?
Autotrophic
Heterotrophic
Partially Autotrophic & Heterotrophic
Holozoic
186. The pathway in which water & minerals are stopped by a casparian strip is known as:
apoplast pathway
Symplast pathway
Vacuolar pathway
none of the above
187. The casparian strip is present in:
Epidermis layer
Xylem layer
Endodermis layer
Phloem layer
188. Water is the most abundant compound in living organisms its amount varies from
30 to 60%
50 to 60%
10 to 20%
70 to 90%
189. The stage in which bicuspid and tricuspid valves open & semilunar valve close which produce 2nd heart sound (dub or dup). This the phase is known as:
Atrial diastole
Ventricular systole
Contraction of heart
Ventricular diastole
190. In the heart the thick walled chambers are located at the
Apex
lateral side
lower side
Dorsal side
191. The volume of blood pumped per minute by the left ventricle into the system circuit called:
Cardiac output
systole
Atrial system
Ventricular system
192. Which of the following statements is correct about semilunar valves?
Present in veins to prevent backward flow
Present in arteries to regulate jerks in pulsations
Present in capillaries to regulate flow of blood
Present in aorta to prevent backward flow
193. Choose the correct flow of impulse transmission in the human heart?
SA Node → AV Node → Bundle of His → Bundle Branches → Purkinje Fibers
AV Node → SA Node → Bundle of His → Purkinje Fibers
Purkinje Fibers → SA Node → AV Node → Bundle of His
SA Node → Purkinje Fibers → AV Node → Bundle Branches
194. In the heart the thick walled chambers are located at the
Apex
lateral side
lower side
Dorsal side
195. The system that drains blood back from the body to the circulatory system is :
Lymphatic system
Digestive system
Cardiovascular system
Immune system
196. The cells which secrete the antibodies:
T lymphocyte
B lymphocyte
T Helper cells
T Helper cells
197. Which of the following is not a non-specific immune response:
HCL
Mucus
T Cells
Spermines
198. The most abundant type of WBC that reach rapidly at the site of infection:
Neutrophills
Basophills
Macrophages
Lymphocytes
199. The system that drains blood back from the body to the circulatory system is :
Lymphatic system
Digestive system
Cardiovascular system
Immune system
200. The cells which secrete the antibodies:
T lymphocyte
B lymphocyte
T Helper cells
T Helper cells
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