Related Questions

আজ পরীক্ষা দিতে আসার সময় তোমার কোনো এক বন্ধুর খুব টেনশন হচ্ছিল। টেনশনে তার হাত-পা ঘামছিল, গলা শুকিয়ে যাচ্ছিল, হৃৎস্পন্দন বেড়ে যাচ্ছিল। এমতাবস্থায়, তার কোন স্নায়ুতন্ত্র কার্যকর ছিল? (One of your friends was in serious tension while coming for exam today. He was sweating, having dry mouth, and his heart beat was accelerated. Which nervous system was in action at that time?)
A ঐচ্ছিক (Somatic)
B কেন্দ্রীয় (Central)
C সমবেদী (Sympathetic)
D পরাসমবেদী (Parasympathetic)
Heart rate can be increased in a case of heart block following treatment with:
A Dopamine
B Isoprenaline
C Atropine
D Digoxin
E Noradrenaline
The rate of heartbeat is accelerated by the hormone
A adrenaline
B acetylcholine
C thyroxine
D pituitrin
“She never lost heart, even in the face of adversity.” Here, ‘lost heart’ means-
A to feel encouraged
B to feel discouraged
C to have a heart attack
D to lose one's beloved
The accelerated growth of public employment -----the dramatic expansion of budgets and programmes.
A parallels
B contains
C revolves
D escapes
An open vessel of water is accelerated up an inclined plane. The free water surface will
A be horizontal
B make an angle in direction of inclination of inclined plane
C make an angle in opposite direction to inclination of inclined plane
D any one of above is possible
Low temperature oxidation of coal is accelerated by the
A Storage in large heaps
B Storage in compressed piles
C Absence of porous or friable particles
D All of the above
When a body is accelerated, then the velocity will be also
A Increase
B Decrease
C Constant
D None of the above
Green house effect is accelerated by
A Deforestation
B Rapid industrialization
C Increased transportation activity
D All of these
In accelerated circulation type boiler
A Heating takes place at bottom and the water supplied at bottom gets converted into the mixture of steam bubbles and hot water which rise to drum
B Water is supplied in drum and through down comers located in atmospheric condition it passes to the water wall and rises to drum in the form of mixture of water and steam
C Feed pump is employed to supplement natural circulation in water wall type furnace
D Water is converted into steam in one pass without any recirculation

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