What is the scope of microbiology mainly concerned with?
A
Study of only fungi
B
Study of only bacteria
C
Study of only viruses
D
Study of microorganisms and their effects on humans, animals, plants, and environment
Question 2Single Answer
Microbiology is the study of?
A
Visible organisms only
B
Physical forces
C
Chemical reactions only
D
Microscopic organisms
Question 3Single Answer
Who is known as the father of microbiology?
A
Pasteur
B
Fleming
C
Koch
D
Leeuwenhoek
Question 4Single Answer
Microbiology plays an important role in?
A
Medicine
B
Agriculture
C
All of the above
D
Industry
Question 5Single Answer
Which of the following is not studied in microbiology?
A
Bacteria
B
Protozoa
C
Viruses
D
Stars
Question 6Single Answer
Microorganisms are also called?
A
Macrobiota
B
Microbes
C
Macrofauna
D
Megafauna
Question 7Single Answer
Microbiology is important for understanding?
A
Disease causation
B
Environmental balance
C
Biotechnology
D
All of the above
Question 8Single Answer
Which branch of microbiology deals with disease-causing microorganisms?
A
Industrial microbiology
B
Environmental microbiology
C
Medical microbiology
D
Food microbiology
Question 9Single Answer
Microbiology helps in development of?
A
Vaccines
B
All of the above
C
Diagnostics
D
Antimicrobial drugs
Question 10Single Answer
Microorganisms are important in ecosystem because they?
A
Decompose organic matter
B
All of the above
C
Recycle nutrients
D
Fix nitrogen
Question 11Single Answer
Which microorganism is responsible for nitrogen fixation?
A
Salmonella
B
E. coli
C
Rhizobium
D
Staphylococcus
Question 12Single Answer
Microbiology contributes to biotechnology by?
A
Fermentation processes
B
Genetic engineering
C
Drug production
D
All of the above
Question 13Single Answer
Which scientist discovered penicillin?
A
Koch
B
Pasteur
C
Fleming
D
Jenner
Question 14Single Answer
Microbiology is useful in food industry for?
A
All of the above
B
Preservation
C
Quality control
D
Fermentation
Question 15Single Answer
Which of the following is a benefit of microorganisms?
A
Antibiotic production
B
All of the above
C
Food production
D
Waste degradation
Question 16Single Answer
Microbiology also studies?
A
Algae
B
Bacteria
C
Fungi
D
All of the above
Question 17Single Answer
Which field studies microbes in soil?
A
Medical microbiology
B
Marine microbiology
C
Soil microbiology
D
Industrial microbiology
Question 18Single Answer
Microbial genetics deals with?
A
Gene transfer in microbes
B
All of the above
C
DNA structure in microbes
D
Mutation studies
Question 19Single Answer
Which microorganism is used in bread making?
A
Algae
B
Virus
C
Yeast
D
Protozoa
Question 20Single Answer
Microorganisms can be found in?
A
All of the above
B
Water
C
Soil
D
Air
Question 21Single Answer
Which is the smallest microorganism?
A
Protozoa
B
Bacteria
C
Fungi
D
Virus
Question 22Single Answer
Viruses are studied in which branch?
A
Parasitology
B
Mycology
C
Virology
D
Bacteriology
Question 23Single Answer
Bacteria are studied in?
A
Botany
B
Virology
C
Zoology
D
Bacteriology
Question 24Single Answer
Fungi are studied in?
A
Virology
B
Mycology
C
Bacteriology
D
Ecology
Question 25Single Answer
Protozoa are studied in?
A
Mycology
B
Parasitology
C
Virology
D
Botany
Question 26Single Answer
Microbiology is essential for?
A
Disease diagnosis
B
Treatment planning
C
All of the above
D
Epidemiology
Question 27Single Answer
Microorganisms are classified based on?
A
Shape
B
All of the above
C
Metabolism
D
Genetics
Question 28Single Answer
Which is an example of beneficial bacteria?
A
Vibrio
B
Salmonella
C
Shigella
D
Lactobacillus
Question 29Single Answer
Microbiology helps in environmental cleaning through?
A
Bioremediation
B
Pollution control
C
Waste treatment
D
All of the above
Question 30Single Answer
Bioremediation uses?
A
Chemicals only
B
Microorganisms
C
Radiation
D
Physical force
Question 31Single Answer
Microbes that cause disease are called?
A
Commensals
B
Symbionts
C
Pathogens
D
Saprophytes
Question 32Single Answer
Normal flora means?
A
Beneficial microorganisms present in body
B
Pathogenic microbes
C
Dead microbes
D
None of the above
Question 33Single Answer
Koch’s postulates are used to?
A
Study genetics
B
Study ecology
C
Study evolution
D
Prove disease causation
Question 34Single Answer
Pasteurization is used for?
A
Sterilization
B
Milk preservation
C
Cooking
D
Freezing
Question 35Single Answer
Sterilization means?
A
Killing only viruses
B
Partial removal
C
Complete destruction of microorganisms
D
Killing only fungi
Question 36Single Answer
Disinfection means?
A
Mutation
B
Killing spores only
C
Growth of microbes
D
Destruction of pathogens on surfaces
Question 37Single Answer
Antiseptics are used on?
A
Soil
B
Inanimate objects
C
Living tissues
D
Water
Question 38Single Answer
Which of the following is a sterilization method?
A
Shaking
B
Sun drying
C
Cooling
D
Autoclaving
Question 39Single Answer
Autoclaving uses?
A
Chemicals only
B
Dry heat only
C
Radiation
D
Moist heat under pressure
Question 40Single Answer
Dry heat sterilization is done by?
A
Hot air oven
B
Freezing
C
Boiling
D
Filtration
Question 41Single Answer
Microbiology is linked with immunology because?
A
None
B
Study of plants
C
Study of animals only
D
Study of immune response to microbes
Question 42Single Answer
Immunology studies?
A
Evolution
B
Microbial genetics
C
Ecology
D
Immune system
Question 43Single Answer
Antibodies are produced by?
A
RBCs
B
Plasma cells
C
Platelets
D
Muscle cells
Question 44Single Answer
Vaccines provide?
A
Active immunity
B
All of the above
C
Artificial immunity
D
Passive immunity
Question 45Single Answer
Active immunity is developed by?
A
Serum injection
B
Blood transfusion
C
Infection or vaccination
D
None
Question 46Single Answer
Passive immunity is obtained from?
A
Both a and b
B
Antiserum
C
Mother to fetus
D
None
Question 47Single Answer
Microbial metabolism is study of?
A
Genetics
B
Ecology
C
Chemical reactions in microbes
D
Anatomy
Question 48Single Answer
Fermentation is?
A
Anaerobic process
B
Aerobic process
C
Genetic process
D
Physical process
Question 49Single Answer
Which organism is used in alcohol fermentation?
A
Virus
B
Yeast
C
Bacteria only
D
Protozoa
Question 50Single Answer
Industrial microbiology deals with?
A
Microbial products
B
All of the above
C
Antibiotics
D
Fermentation
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Microbiology
Question 51Single Answer
Microorganisms reproduce by?
A
Binary fission
B
Budding
C
Spore formation
D
All of the above
Question 52Single Answer
Bacterial reproduction mainly occurs by?
A
Binary fission
B
Mitosis
C
Meiosis
D
Budding
Question 53Single Answer
Microbial growth requires?
A
Nutrients
B
All of the above
C
Moisture
D
Suitable temperature
Question 54Single Answer
Which is a nutrient requirement for microbes?
A
Carbon
B
All of the above
C
Phosphorus
D
Nitrogen
Question 55Single Answer
Microbial culture means?
A
Studying plants
B
Killing microbes
C
Growing microbes in lab
D
Studying animals
Question 56Single Answer
Pure culture means?
A
None
B
Mixed microbes
C
Dead microbes
D
Single type of microorganism
Question 57Single Answer
Which is a culture medium?
A
Both a and b
B
Broth
C
Agar
D
None
Question 58Single Answer
Agar is derived from?
A
Algae
B
Bacteria
C
Fungi
D
Virus
Question 59Single Answer
Colony formation is seen in?
A
Bacteria
B
Both
C
Fungi
D
None
Question 60Single Answer
Streak plate method is used for?
A
Isolation of microbes
B
Killing microbes
C
Studying viruses
D
None
Question 61Single Answer
Microbiology contributes to public health by?
A
Disease prevention
B
All of the above
C
Vaccination programs
D
Surveillance
Question 62Single Answer
Epidemiology studies?
A
Disease distribution
B
All of the above
C
Disease patterns
D
Disease control
Question 63Single Answer
Microbial toxins are?
A
Vitamins
B
Beneficial substances
C
Harmful substances
D
Hormones
Question 64Single Answer
Endotoxins are found in?
A
Gram negative bacteria
B
Gram positive bacteria
C
Fungi
D
Viruses
Question 65Single Answer
Exotoxins are secreted by?
A
Dead bacteria
B
Living bacteria
C
Viruses
D
Protozoa
Question 66Single Answer
Microbial virulence means?
A
Mutation
B
Growth rate
C
Reproduction rate
D
Disease causing ability
Question 67Single Answer
Pathogenicity means?
A
Ecology
B
Nutrient requirement
C
Metabolism
D
Ability to cause disease
Question 68Single Answer
Opportunistic pathogens cause disease in?
A
Immunocompromised hosts
B
Healthy hosts
C
Plants only
D
Animals only
Question 69Single Answer
Microbial resistance refers to?
A
Resistance to chemicals
B
Resistance to heat
C
Resistance to antibiotics
D
All of the above
Question 70Single Answer
Antibiotic resistance develops due to?
A
Mutation
B
All of the above
C
Misuse of drugs
D
Gene transfer
Question 71Single Answer
Horizontal gene transfer occurs by?
A
Conjugation
B
Transformation
C
Transduction
D
All of the above
Question 72Single Answer
Conjugation is transfer of?
A
Genetic material
B
Proteins
C
Lipids
D
Enzymes
Question 73Single Answer
Transformation is uptake of?
A
Lipids
B
RNA
C
Proteins
D
Free DNA
Question 74Single Answer
Transduction is mediated by?
A
Protozoa
B
Fungi
C
Bacteriophages
D
Algae
Question 75Single Answer
Bacteriophages infect?
A
Fungi
B
Bacteria
C
Plants
D
Animals
Question 76Single Answer
Lysogenic cycle is?
A
Rapid lysis
B
Viral replication with host genome integration
C
Photosynthesis
D
Respiration
Question 77Single Answer
Lytic cycle causes?
A
Growth of host
B
Host cell destruction
C
Mutation
D
None
Question 78Single Answer
Microbiology helps in genetic engineering by?
A
Recombinant DNA technology
B
Cloning
C
Gene editing
D
All of the above
Question 79Single Answer
Recombinant DNA technology is used for?
A
Insulin production
B
Vaccine development
C
All of the above
D
Therapeutic proteins
Question 80Single Answer
Microbial enzymes are used in?
A
Industry
B
Medicine
C
All of the above
D
Food processing
Question 81Single Answer
Which enzyme is used in PCR?
A
Taq polymerase
B
DNA ligase
C
Restriction enzyme
D
Helicase
Question 82Single Answer
PCR stands for?
A
Pathogen Control Reaction
B
Protein Chemical Reaction
C
Polymerase Chain Reaction
D
None
Question 83Single Answer
DNA replication in microbes is?
A
None
B
Conservative
C
Random
D
Semiconservative
Question 84Single Answer
Mutation is?
A
Protein synthesis
B
Change in DNA sequence
C
Cell division
D
Metabolism
Question 85Single Answer
Mutation can be caused by?
A
Radiation
B
All of the above
C
Biological agents
D
Chemicals
Question 86Single Answer
Microbial ecology studies?
A
Plants only
B
Only microbes
C
Only environment
D
Microbes and environment interaction
Question 87Single Answer
Biofilms are?
A
Chemicals
B
Microbial communities
C
Drugs
D
Toxins
Question 88Single Answer
Biofilms are formed on?
A
All of the above
B
Medical devices
C
Tissues
D
Surfaces
Question 89Single Answer
Microbial diversity means?
A
Single microbe type
B
Variety of microbes
C
Mutation
D
None
Question 90Single Answer
Extremophiles live in?
A
Plants
B
Normal environments
C
Extreme environments
D
Animals
Question 91Single Answer
Thermophiles grow in?
A
Neutral temperature
B
Low temperature
C
High temperature
D
None
Question 92Single Answer
Halophiles grow in?
A
Soil only
B
Freshwater
C
High salt concentration
D
Air only
Question 93Single Answer
Microbial classification is based on?
A
Morphology
B
All of the above
C
Physiology
D
Genetics
Question 94Single Answer
Gram staining differentiates bacteria based on?
A
Size
B
Cell wall composition
C
Shape
D
Growth rate
Question 95Single Answer
Gram positive bacteria retain?
A
Safranin only
B
Crystal violet stain
C
Red stain
D
None
Question 96Single Answer
Gram negative bacteria appear?
A
Green
B
Purple
C
Blue
D
Pink
Question 97Single Answer
Capsule in bacteria helps in?
A
Both
B
Virulence
C
Protection
D
None
Question 98Single Answer
Flagella in bacteria help in?
A
Attachment
B
Movement
C
Reproduction
D
Nutrition
Question 99Single Answer
Pili in bacteria help in?
A
Conjugation
B
Attachment
C
Both
D
None
Question 100Single Answer
Spore formation helps bacteria in?
A
Survival
B
Reproduction
C
Dormancy
D
All of the above
Question 101Single Answer
Microbial sterilization can be achieved by?
A
All of the above
B
Heat
C
Chemicals
D
Radiation
Question 102Single Answer
UV radiation is used for?
A
Disinfection
B
All of the above
C
Mutation studies
D
Sterilization
Question 103Single Answer
Microbial diagnostics use?
A
Culture methods
B
All of the above
C
Microscopy
D
Molecular methods
Question 104Single Answer
Light microscope is used for?
A
Observing microbes
B
Studying tissues
C
None
D
Both
Question 105Single Answer
Electron microscope is used for?
A
Viruses
B
Ultra structure
C
Both
D
None
Question 106Single Answer
Microbiology supports pharmacology by?
A
Drug discovery
B
Antibiotic production
C
Both
D
None
Question 107Single Answer
Probiotics are?
A
Harmful microbes
B
Beneficial microbes
C
Viruses
D
None
Question 108Single Answer
Prebiotics are?
A
Food for probiotics
B
Antibiotics
C
Toxins
D
None
Question 109Single Answer
Fermented food production uses?
A
Radiation
B
Chemicals
C
Heat
D
Microbes
Question 110Single Answer
Yogurt production uses?
A
Lactobacillus
B
Streptococcus
C
Both
D
None
Question 111Single Answer
Microbial spoilage causes?
A
Food decay
B
Odor
C
All of the above
D
Texture change
Question 112Single Answer
Food preservation prevents?
A
Microbial growth
B
All of the above
C
Toxin production
D
Spoilage
Question 113Single Answer
Low temperature storage slows?
A
Microbial growth
B
Enzyme activity
C
Both
D
None
Question 114Single Answer
High temperature kills microbes by?
A
Protein denaturation
B
Membrane damage
C
Enzyme inactivation
D
All of the above
Question 115Single Answer
Chemical disinfectants include?
A
Alcohol
B
Phenol
C
Chlorine
D
All of the above
Question 116Single Answer
Alcohol disinfects by?
A
Protein denaturation
B
Cell membrane damage
C
None
D
Both
Question 117Single Answer
Phenol is used for?
A
Disinfection
B
Both
C
Antiseptic
D
None
Question 118Single Answer
Chlorine is used in?
A
Water purification
B
Disinfection
C
None
D
Both
Question 119Single Answer
Water microbiology studies?
A
All of the above
B
Water quality
C
Contamination
D
Waterborne microbes
Question 120Single Answer
Coliform bacteria indicate?
A
None
B
Clean water
C
Soil fertility
D
Water contamination
Question 121Single Answer
Microbial pathogenicity factors include?
A
Toxins
B
All of the above
C
Adhesion factors
D
Enzymes
Question 122Single Answer
Adhesion factors help microbes to?
A
Reproduce
B
Multiply
C
Move
D
Attach to host cells
Question 123Single Answer
Bioinformatics is used in microbiology for?
A
All of the above
B
Genome study
C
Protein analysis
D
Sequence analysis
Question 124Single Answer
Genome sequencing helps in?
A
Disease study
B
Drug development
C
All of the above
D
Evolution study
Question 125Single Answer
Microbiology is important in vaccine research because?
A
Pathogen study
B
Both
C
Immune response study
D
None
Question 126Single Answer
Emerging infectious diseases are caused by?
A
All of the above
B
Mutation
C
Environmental change
D
New pathogens
Question 127Single Answer
Zoonotic diseases are transmitted from?
A
Animals to humans
B
Humans to animals
C
Plants to animals
D
None
Question 128Single Answer
Vector-borne diseases are spread by?
A
Insects
B
Both
C
Arthropods
D
None
Question 129Single Answer
Microbial surveillance is used for?
A
Disease monitoring
B
All of the above
C
Public health safety
D
Outbreak control
Question 130Single Answer
Pathogen detection uses?
A
Molecular methods
B
Culture methods
C
Microscopy
D
All of the above
Question 131Single Answer
PCR in microbiology is used for?
A
Pathogen detection
B
Genetic analysis
C
All of the above
D
Diagnosis
Question 132Single Answer
Microbial taxonomy is?
A
None
B
Study of diseases
C
Study of ecology
D
Classification of microbes
Question 133Single Answer
Species is defined as?
A
None
B
Different organisms
C
Random organisms
D
Group of similar organisms
Question 134Single Answer
Strain means?
A
Different genus
B
Different species
C
Variation within species
D
None
Question 135Single Answer
Genus means?
A
Group of species
B
Single species
C
Virus group
D
None
Question 136Single Answer
Microbial identification methods include?
A
Biochemical tests
B
Molecular tests
C
All of the above
D
Serological tests
Question 137Single Answer
Serology studies?
A
Genes
B
Hormones
C
Antigen-antibody reactions
D
None
Question 138Single Answer
ELISA is used for?
A
Disease diagnosis
B
Antibody detection
C
Both
D
None
Question 139Single Answer
Western blot is used for?
A
None
B
DNA analysis
C
Lipid analysis
D
Protein detection
Question 140Single Answer
Microbial pathogenic mechanisms include?
A
Toxin production
B
Tissue invasion
C
Immune evasion
D
All of the above
Question 141Single Answer
Exoenzyme production helps microbes in?
A
Tissue invasion
B
Both
C
Nutrient acquisition
D
None
Question 142Single Answer
Capsules help bacteria in?
A
Avoiding phagocytosis
B
Attachment
C
Virulence
D
All of the above
Question 143Single Answer
Endospores are resistant to?
A
Heat
B
Chemicals
C
Radiation
D
All of the above
Question 144Single Answer
Endospore formation is seen in?
A
Bacillus
B
Clostridium
C
None
D
Both
Question 145Single Answer
Microbial respiration can be?
A
Aerobic
B
Anaerobic
C
Both
D
None
Question 146Single Answer
Aerobic respiration requires?
A
Nitrogen
B
Carbon dioxide
C
Oxygen
D
None
Question 147Single Answer
Anaerobic respiration occurs in?
A
Absence of oxygen
B
Presence of oxygen
C
Soil only
D
Water only
Question 148Single Answer
Microbial enzymes act as?
A
Catalysts
B
Toxins
C
Hormones
D
None
Question 149Single Answer
Enzyme specificity means?
A
Random reaction
B
Specific substrate binding
C
No specificity
D
None
Question 150Single Answer
Lock and key model explains?
A
Enzyme action
B
Gene mutation
C
Cell division
D
Ecology
Question 151Single Answer
Microbial cell wall provides?
A
Protection
B
All of the above
C
Strength
D
Shape
Question 152Single Answer
Peptidoglycan is found in?
A
Fungi
B
Plants
C
Animals
D
Bacteria
Question 153Single Answer
Plasma membrane function is?
A
Transport
B
Protection
C
Both
D
None
Question 154Single Answer
Passive transport requires?
A
None
B
Energy
C
ATP only
D
No energy
Question 155Single Answer
Active transport requires?
A
Energy
B
Both
C
ATP
D
None
Question 156Single Answer
Osmosis is movement of?
A
Solutes
B
Water
C
Proteins
D
Lipids
Question 157Single Answer
Diffusion is movement from?
A
High to low concentration
B
Low to high
C
Random
D
None
Question 158Single Answer
Plasmids are?
A
Extra chromosomal DNA
B
RNA
C
Protein
D
Lipid
Question 159Single Answer
Plasmids help in?
A
Drug resistance
B
All of the above
C
Virulence
D
Gene transfer
Question 160Single Answer
Microbial pathogenicity is influenced by?
A
Host factors
B
Microbial factors
C
Environment
D
All of the above
Question 161Single Answer
Host immunity includes?
A
Both
B
Adaptive immunity
C
Innate immunity
D
None
Question 162Single Answer
Innate immunity is?
A
Natural immunity
B
First line defense
C
Both
D
None
Question 163Single Answer
Adaptive immunity is?
A
Both
B
Memory immunity
C
Specific immunity
D
None
Question 164Single Answer
Memory cells help in?
A
Faster immune response
B
Disease prevention
C
None
D
Both
Question 165Single Answer
Antigen is?
A
Foreign substance
B
Both
C
Protein
D
None
Question 166Single Answer
Antibody binds to?
A
Cells
B
Antigen
C
Tissues
D
None
Question 167Single Answer
T lymphocytes are involved in?
A
Both
B
Humoral immunity
C
Cell mediated immunity
D
None
Question 168Single Answer
B lymphocytes produce?
A
Macrophages
B
T cells
C
Antibodies
D
None
Question 169Single Answer
Macrophages are?
A
Phagocytic cells
B
Both
C
Immune cells
D
None
Question 170Single Answer
Phagocytosis is?
A
Ingestion of particles
B
Both
C
Digestion process
D
None
Question 171Single Answer
Microbial pathogenic factors include?
A
Adhesins
B
All of the above
C
Enzymes
D
Toxins
Question 172Single Answer
Adhesins help in?
A
Attachment to host cells
B
Both
C
Infection
D
None
Question 173Single Answer
Toxigenicity means?
A
Mutation ability
B
Growth ability
C
Toxin production ability
D
None
Question 174Single Answer
Infection means?
A
Entry of pathogen
B
Growth in host
C
None
D
Both
Question 175Single Answer
Disease means?
A
Both
B
Symptoms
C
Host damage
D
None
Question 176Single Answer
Contagious disease spreads by?
A
Contact
B
Air
C
All of the above
D
Water
Question 177Single Answer
Epidemiological triangle includes?
A
All of the above
B
Agent
C
Environment
D
Host
Question 178Single Answer
Reservoir of infection is?
A
None
B
Water source
C
Soil only
D
Source of pathogen
Question 179Single Answer
Carrier is?
A
Healthy person
B
Infected but asymptomatic person
C
Animal only
D
None
Question 180Single Answer
Nosocomial infection occurs in?
A
Community
B
Hospitals
C
Schools
D
Homes
Question 181Single Answer
Hospital acquired infections are also called?
A
Nosocomial infections
B
Community infections
C
Seasonal infections
D
None
Question 182Single Answer
Sterile environment means?
A
No microbes present
B
Some microbes present
C
Pathogens only
D
None
Question 183Single Answer
Aseptic technique is used to?
A
Study microbes
B
Kill microbes
C
Prevent contamination
D
None
Question 184Single Answer
Microbiology laboratory safety is important to?
A
Prevent infection
B
Protect workers
C
All of the above
D
Maintain hygiene
Question 185Single Answer
Personal protective equipment is used for?
A
Safety
B
Both
C
Protection
D
None
Question 186Single Answer
Biological safety cabinet is used for?
A
Safe handling of pathogens
B
Sterility maintenance
C
None
D
Both
Question 187Single Answer
Disposing microbial waste is important for?
A
Both
B
Public health
C
Environmental safety
D
None
Question 188Single Answer
Biomedical waste should be?
A
Properly treated
B
Properly disposed
C
None
D
Both
Question 189Single Answer
Microbiology contributes to research by?
A
New drug discovery
B
All of the above
C
Genetic research
D
Vaccine development
Question 190Single Answer
Future scope of microbiology includes?
A
Nanotechnology
B
Molecular medicine
C
Biotechnology
D
All of the above
Question 191Single Answer
Microbiology is an evolving science because?
A
New microbes are discovered
B
All of the above
C
New technologies develop
D
New diseases emerge
Question 192Single Answer
Bacterial cell is?
A
Animal cell
B
Eukaryotic cell
C
Plant cell
D
Prokaryotic cell
Question 193Single Answer
Bacterial cell lacks?
A
True nucleus
B
Membrane bound organelles
C
Both a and b
D
Cell wall
Question 194Single Answer
Bacterial cell wall is mainly made of?
A
Keratin
B
Cellulose
C
Chitin
D
Peptidoglycan
Question 195Single Answer
Peptidoglycan provides?
A
Strength
B
All of the above
C
Protection
D
Shape
Question 196Single Answer
Gram positive bacteria have?
A
Lipid membrane only
B
Thin peptidoglycan layer
C
No cell wall
D
Thick peptidoglycan layer
Question 197Single Answer
Gram negative bacteria have?
A
Thin peptidoglycan layer
B
Outer membrane
C
Both a and b
D
None
Question 198Single Answer
Outer membrane of Gram negative bacteria contains?
