61 . the organisms causing food poisoning are all except _
- A. Staphyllococcus aureus
- B. Streptococcus pyogenes
- C. Salmonella typhimurium
- D. Clostridium botulinum
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বাংলাদেশ রেলওয়ে ।। হাসপাতালসমূহে সহকারী সার্জন (পায়রা) (06-05-2005)
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62 . The operation of making a cone -shaped enlargement of the end of a hole is known as
- A. counter-sinking
- B. counter -boring
- C. trepanning
- D. spot facing
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Assistant Director (Engineering -Mechanical) | 11.01.2019
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63 . The operation of making a cone -shaped enlargement of the end of a hole is known as
- A. counter -sinking
- B. counter -boring
- C. trepanning
- D. spot facing
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Assistant Director (Engineering -Mechanical) | 11.01.2019
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64 . The normal portal venous pressure is __
- A. 3-5 mm Hg
- B. 5-7 mm Hg
- C. 7-10 mm Hg
- D. 10-15 mm Hg
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বাংলাদেশ রেলওয়ে ।। হাসপাতালসমূহে সহকারী সার্জন (পায়রা) (06-05-2005)
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65 . The nature of electricity being produced using sun rays is:
- A. AC
- B. DC
- C. Both AC and DC
- D. None
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পল্লী বিদ্যুতায়ন বোর্ড। এসিস্ট্যান্ট এনফোর্সমেন্ট কোঅডিনেটর। 31-12-2021
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66 . The maximum frictional force , which comes into play , when a body just begins to slide over the surface of the surface of the other body, is known as
- A. static friction
- B. dynamic friction
- C. limiting friction
- D. all of these
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Assistant Director (Engineering -Mechanical) | 11.01.2019
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67 . The major patho physiologic abnormality of Dengue shock syndrome is :
- A. Plasma leakage
- B. Thrombocytopenia
- C. High haematocrit
- D. Leukopenia
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৩৯ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (স্বাস্থ্য ক্যাডার) (03-08-2018)
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68 . The loudness of sound depends on
- A. Wave length
- B. Frequency
- C. Wave amplitude
- D. Harmonic content
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গণমাধ্যম ইনস্টিটিউট || সহকারী পরিচালক (বেতার প্রকৌশল প্রশিক্ষণ) (30-12-2003)
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69 . The function of mitochondria includes :
- A. Vesicle transport
- B. Proton pump operation
- C. Anaerobic glycolysis
- D. Activation of intrinsic pathway of apoptosis
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৩৯ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (স্বাস্থ্য ক্যাডার) (03-08-2018)
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70 . The fuel mostly used in cement industry and in metallurgical processes is
- A. wood charcoal
- B. bituminous cock
- C. pulverized coal
- D. coke
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Assistant Director (Engineering -Mechanical) | 11.01.2019
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71 . The following vaccines are the live attenuated except __
- A. BCG
- B. Cholera
- C. Measles
- D. OPV
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বাংলাদেশ রেলওয়ে ।। হাসপাতালসমূহে সহকারী সার্জন (পায়রা) (06-05-2005)
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72 . The drug of choice for cerebral malaria is :
- A. Oral doxycycline
- B. Combination of sulphametoxazole and pyremethamine
- C. Oral quinine
- D. Injectable artesunat
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৩৯ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (স্বাস্থ্য ক্যাডার) (03-08-2018)
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73 . The doctor who treats kindney patients is called a / an:
- A. pathologist
- B. neurologist
- C. nephrologists
- D. cardiologist
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ডাক ও টেলিযোগাযোগ বিভাগের অধীন ডাক অধিদপ্তর | এস্টিমেটর | ২৬.০৭.২০১৮
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74 . The device used for measuring altitude is -
- A. audiometer
- B. ammeter
- C. altimeter
- D. galvanometer
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Officer (General) |-Sonali | Janata | Bangladesh Krishi_Bangladesh Development bank ২৪.০৫.২০১৯
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75 . The columns whose slenderness ration is less than 80 , are known as
- A. long column
- B. short column
- C. medium column
- D. all of these
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Assistant Director (Engineering -Mechanical) | 11.01.2019
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