MCQ Bank
Gram negative bacteria appear under microscope.
- A) blue
- B) pink
- C) purple
- D) white
The protein present in the filaments of flagella are__
- A) P-protein
- B) Flagellin
- C) Porins
- D) Pilin
The bacteria which don't possess flagellum are called
- A) Peritrichous
- B) Monotrichous
- C) Amphitrichous
- D) Atrichous
Lipid A is responsible for ...
- A) All of the given options
- B) Vasadilation & shock
- C) Endotoxin
- D) Fever
Cell wall of algae is made up of....
- A) Cellulose
- B) None of the given options
- C) Mycolic Acid
- D) Peptidoglycan
Facilitated diffusion is done with the help of _
- A) None of the given options
- B) Integral Proteins
- C) High salt concentration
- D) Low salt concentration
Which of these is a type of differential staining?
- A) Sporestaining
- B) Capsular staining
- C) Gram staining
- D) Negative staining
Metachromatic granules are the distinct characters of__
- A) Mycoplasma bovis
- B) Bacillus anthracis
- C) Mycobacterium tuberculosis
- D) Corynebacterium diphtheriae
Which of the following group of microbes strictly need oxygen for growth?
- A) Obligate Aerobes
- B) Obligate Anaerobes
- C) Microaerophiles
- D) Facultative Anaerobes
Mycology is the study of....
- A) Bacteria
- B) Protozoa
- C) Virus
- D) None of the given options
The major difference between Gram positive and Gram negative bacteria is of:
- A) Cell membrane
- B) Ribosomes
- C) Cell wall
- D) Nucleus
Which of the following bacteria has atypical cell wall?
- A) Mycobacterium
- B) Streptococcus
- C) Mycoplasma
- D) All of the given options
Which of the following is required for aerobic respiration?
- A) None of the given options.
- B) Hydrogen peroxide
- C) Nitrogen peroxide
- D) Carbon dioxide
In anaerobic respiration, final electron acceptor is inorganic substance other than O2 is
- A) Nitrate ion
- B) Sulfate ion
- C) All of the given options
- D) Carbohydrate ion
The names of domains in three domain classification of microbes are
- A) Animals, Protozoa, and Bacteria
- B) Protists. protozoa and algae
- C) Bacteria, Archea and Eukarya
- D) Fungi. Plants and Animals
Which of the following bacteria formed endospore?
- A) Coxiella
- B) Clostridium
- C) Bacillus
- D) All of the given options
Peptidoglycan is made up of....
- A) Proteins
- B) All of the given options
- C) Lipids
- D) Carbohydrates
Which of the following is the part of the microscope that directs the light through the specimen?
- A) Ocular Lens
- B) Condenser
- C) Illuminator
- D) Objective Lens
Refractive index is the. :
- A) Ability of a medium to convergelight
- B) Ability of a medium to bend the light
- C) Ability of medium to visualize the image
- D) Ability of light to bend
Prokaryotes have no…….?
- A) Membrane enclosed organelles
- B) All of the given options
- C) Association with histones
- D) Nuclear membrane