Bacteria General Knowledge(GK) Objective Type Questions & Answers

Advertisement
Questions
21 Study of living microorganisms using
A Hanging Drop Technique
B Burri’ S Technique
C Gram’ S Technique
D Morozov’s Technique

Answer: Hanging Drop Technique
22 Spirochetes can be visualized by
A Dark Field Microscopy
B Silver Impregnation By Morozov
C Romonovsky – Giemsa And Burry Methods
D All The Above

Answer: All The Above
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

23 Which of the following is true about fungi
A Eukaryotes
B Prokaryotes
C Obligately parasitic
D Can’t be grown on cell – free media

Answer: Eukaryotes
24 Defective viruses are
A Varuses are genetically deficient and so incapable of producing infections daughtervirion
B Infective agents with protein free, with low molecular weight RNA
C Protein infections particles , lack detectable nucleic acid
D Extrachromosomal genetic elements

Answer: Varuses are genetically deficient and so incapable of producing infections daughtervirion
25 Viroids are
A Varuses are genetically deficient and so incapable of producing infections daughter virion
B Infective agents with protein free, with low molecular weight RNA
C Protein infections particles , lack detectable nucleic acid
D Extrachromosomal genetic elements

Answer: Infective agents with protein free, with low molecular weight RNA
26 Dark ground microscopy is used for detection of
A Spirochetes
B Fangi
C Chlamidia
D Virus

Answer: Spirochetes
27 Which of the following is true about mycoplasma?
A Multiplication is by binary fission
B Totally devoid of cell wall
C Resistant to penicillin and its analogues
D All the above

Answer: All the above
28 Chlamydias are
A Non Motile
B Obligately Parasitic
C Can’ T Be Grown On Cell – Free Media
D All The Above

Answer: All The Above
29 To demonstrate flagella used
A Anjesky’ s staining
B Loefler’s technique
C Burri’s technique
D Morozov’ s staining

Answer: Morozov’ s staining
30 To demonstrate bacterial spores used
A Anjesky’ s staining
B Loefler’s technique
C Burri’s technique
D Morozov’ s staining

Answer: Anjesky’ s staining
31 Zichl-Neelsen staning consist of
A 2 stages
B 3 stages
C 4 stages
D 5 stages

Answer: 3 stages
32 Fixation of the smear is necessary for
A To Killed Bacteria
B For Preventing Bacteria Washing Off During Staining
C For Best Staining
D All Of The Above

Answer: All Of The Above
33 Which of the following is a simple staining method
A Gram
B Zeil –Nelsen
C Neisser
D Burri

Answer: Burri
34 Gram positive microorganisms have
A Violet Color
B Pink-Red Color
C Green Color
D Black Color

Answer: Violet Color
35 A Gram positive bacterium retain crystal violet stain because
A Cell Wall Include Significant Amount Of Teichoic And Lipoteichoic Acids
B Bacteria Have Thick Peptidoglycan Layer
C Periplasmie Space Is Absent
D All Of The Above

Answer: All Of The Above
36 A Gram negative bacterium does not retain crystal violet stain because
A Bacteria Have Thin Peptidoglycan Layer
B Bacteria Have Thick Peptidoglycan Layer
C Periplasmie Space Is Absent
D Cell Wall Include Significant Amount Of Teichoic And Lipoteichoic Acids

Answer: Bacteria Have Thick Peptidoglycan Layer
37 What is responsible for the endotoxin activity of LPS
A Lipid A
B Core Polysaccharide
C O Antigen
D All Of The Above

Answer: Lipid A
38 Which of the following is true about structure Gramm positive cell wall
A Is Composed Of Thick Peptidoglycan Layer
B Periplasmie Space Is Absent
C Include Significant Amount Of Teichoic And Lipoteichoic Acids
D All Of The Above

Answer: All Of The Above
39 The organ of locomotion of bacteria is
A Capsule
B Slime
C Flagella
D Fimbriae

Answer: Flagella
40 Which of the following organisms have thick peptidoglycan in their cell wall?
A Gram-negative bacteria
B Gram-positive bacteria
C Yeast
D Molds

Answer: Gram-positive bacteria

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series