Which of the following may contain fimbriae? A- Gram-positive bacteria B- .Gram-negative bacteria C- Both (a) and (b) D- None of these

Which of the following may contain fimbriae?
A- Gram-positive bacteria
B- .Gram-negative bacteria
C- Both (a) and (b)
D- None of these
by

2 Answers

Answer :

.Gram-negative bacteria
by

Answer :

C. A and b
by

Related questions

Conjugation pili are found only on some ______ bacteria, though it may occur between cells of various bacteria. a. Gram-positive b. Gram-negative c. Acid-fast d. Capsule containing

Description : Conjugation pili are found only on some ______ bacteria, though it may occur between cells of various bacteria. a. Gram-positive b. Gram-negative c. Acid-fast d. Capsule containing

Last Answer : b. Gram-negative

The cell wall of A.gram-positive bacteria are thicker than gram-negative bacteria B.gram-negative bacteria are thicker than gram-positive bacteria C.both have same thickness but composition is different D.none of these

Description : The cell wall of A.gram-positive bacteria are thicker than gram-negative bacteria B.gram-negative bacteria are thicker than gram-positive bacteria C.both have same thickness but composition is different D.none of these

Last Answer : A.gram-positive bacteria are thicker than gram-negative bacteria

Porins are located in A- the outer membrane of gram-negative bacteria B- he peptidoglycan layer of gram-positive bacteria C- the cytoplasmic membrane of both gram-negative and gram-positive bacteria D- the periplasmic space of gram-negative bacteria

Description : Porins are located in A- the outer membrane of gram-negative bacteria B- he peptidoglycan layer of gram-positive bacteria C- the cytoplasmic membrane of both gram-negative and gram-positive bacteria D- the periplasmic space of gram-negative bacteria

Last Answer : the outer membrane of gram-negative bacteria

The cell wall of A- gram-positive bacteria are thicker than gram-negative bacteria B- gram-negative bacteria are thicker than gram-positive bacteria C- both have same thickness but composition is different D- none of these

Description : The cell wall of A- gram-positive bacteria are thicker than gram-negative bacteria B- gram-negative bacteria are thicker than gram-positive bacteria C- both have same thickness but composition is different D- none of these

Last Answer : gram-positive bacteria are thicker than gram-negative bacteria

Which of the following is true about cell wall of gram-positive bacteria? A- It consists of multiple layers B- It is thicker than that associated with gram-negative bacteria C- It contains teichoic acids D- D.All of these

Description : Which of the following is true about cell wall of gram-positive bacteria? A- It consists of multiple layers B- It is thicker than that associated with gram-negative bacteria C- It contains teichoic acids D- D.All of these

Last Answer : D.All of these

Teichoic acids are typically found in A- cell walls of gram positive bacteria B- outer membranes of gram positive bacteria C- cell walls of gram negative bacteria D- outer membranes of gram negative bacteria

Description : Teichoic acids are typically found in A- cell walls of gram positive bacteria B- outer membranes of gram positive bacteria C- cell walls of gram negative bacteria D- outer membranes of gram negative bacteria

Last Answer : cell walls of gram positive bacteria

Which of the following is true about cell wall of gram-positive bacteria? A-It consists of multiple layers B- It is thicker than that associated with gram-negative bacteria C- It contains teichoic acids D- All of these

Description : Which of the following is true about cell wall of gram-positive bacteria? A-It consists of multiple layers B- It is thicker than that associated with gram-negative bacteria C- It contains teichoic acids D- All of these

Last Answer : All of these

The drug isoniazid is used widely in contemporary medicine to a. Treat tuberculosis. b. Prevent fungal overgrowth in the intestine. c. Clear away wound infections. d. Eliminate infections due to gram-negative bacteria.

Description : The drug isoniazid is used widely in contemporary medicine to a. Treat tuberculosis. b. Prevent fungal overgrowth in the intestine. c. Clear away wound infections. d. Eliminate infections due to gram-negative bacteria.

Last Answer : a. Treat tuberculosis.

Which of the following gram-negative bacteria is/are not aerobic? A.Pseudomonas B.Neisseria C.Escherichia D.None of these

Description : Which of the following gram-negative bacteria is/are not aerobic? A.Pseudomonas B.Neisseria C.Escherichia D.None of these

Last Answer : C.Escherichia

Which of the following gram-negative bacteria is/are not aerobic? A.Pseudomonas B.Neisseria C.Escherichia D.None of these

Description : Which of the following gram-negative bacteria is/are not aerobic? A.Pseudomonas B.Neisseria C.Escherichia D.None of these

Last Answer : C.Escherichia

Gram-negative bacteria would stain_________ with the Gram stain and have _______in the wall. a. orange-red; Teichoic acid b. orange-red; lipopolysaccharide c. purple; peptidoglycan d. purple; Teichoic acid

Description : Gram-negative bacteria would stain_________ with the Gram stain and have _______in the wall. a. orange-red; Teichoic acid b. orange-red; lipopolysaccharide c. purple; peptidoglycan d. purple; Teichoic acid

Last Answer : c. purple; peptidoglycan

Which one of the following pairs is incorrectly matched as to antibiotic and use? a. Penicillin-gram-positive bacteria b. Nystatin-fungi c. Tetracycline-viruses d. Griseofulvin-fungi

Description : Which one of the following pairs is incorrectly matched as to antibiotic and use? a. Penicillin-gram-positive bacteria b. Nystatin-fungi c. Tetracycline-viruses d. Griseofulvin-fungi

Last Answer : c. Tetracycline-viruses

The gram-positive bacteria lack __________ structure/component? A.outer membrane B.murein C.teichoic acid D.plasma membrane

Description : The gram-positive bacteria lack __________ structure/component? A.outer membrane  B.murein C.teichoic acid  D.plasma membrane

Last Answer : A.outer membrane

Gram-positive bacteria, responsible for food poisoning, is/are A.Mycoplasmas B.Pseudomonas C.ClostridiaD.all of these

Description : Gram-positive bacteria, responsible for food poisoning, is/are A.Mycoplasmas B.Pseudomonas C.Clostridia D.all of these

Last Answer : C.Clostridia

Gram-positive bacteria, responsible for food poisoning, is/ar A.Mycoplasmas B.Pseudomonas C.Clostridia D.all of these

Description : Gram-positive bacteria, responsible for food poisoning, is/ar A.Mycoplasmas B.Pseudomonas C.Clostridia D.all of these

Last Answer : .Clostridia

Selective media facilitate growth of only one kind of organism.Saboraud medium is used to selectively isolate A- coliform bacteria B- gram positive bacteria C- .yeasts D- acid fast organisms

Description : Selective media facilitate growth of only one kind of organism.Saboraud medium is used to selectively isolate A- coliform bacteria B- gram positive bacteria C- .yeasts D- acid fast organisms

Last Answer : .yeasts

The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as A-lipase B- .lysozyme C- .pectinaseD-.peroxidase

Description : The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as A-lipase B- .lysozyme C- .pectinase D-.peroxidase

Last Answer : .lysozyme

Which one of the following is NOT a genus within the gram-positive bacteria? a. Staphylococcus b. Methanogens c. Mycoplasma d. Bacillus and Clostridium

Description : Which one of the following is NOT a genus within the gram-positive bacteria? a. Staphylococcus b. Methanogens c. Mycoplasma d. Bacillus and Clostridium

Last Answer : b. Methanogens

Gentamicin and other aminoglycoside drugs are widely prescribed for treatment of _____ infections. a. fungal b. gram-positive bacterial c. gram-negative bacterial d. staphylococcal

Description : Gentamicin and other aminoglycoside drugs are widely prescribed for treatment of _____ infections. a. fungal b. gram-positive bacterial c. gram-negative bacterial d. staphylococcal

Last Answer : c. gram-negative bacterial

Penicillins are useful in treating a. Gram-positive infections. b. Leprosy. c. Gram-negative infections. d. Tuberculosis.

Description : Penicillins are useful in treating a. Gram-positive infections. b. Leprosy. c. Gram-negative infections. d. Tuberculosis.

Last Answer : a. Gram-positive infections.

The skin is a. Dominated By Gram-Negative Bacterial Cells. b. Free Of Bacterial Cells. c. Without A Microbiota.d. Dominated By Gram-Positive Bacterial Cells.

Description : The skin is a. Dominated By Gram-Negative Bacterial Cells. b. Free Of Bacterial Cells. c. Without A Microbiota. d. Dominated By Gram-Positive Bacterial Cells.

Last Answer : d. Dominated By Gram-Positive Bacterial Cells.

The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Description : The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Last Answer : a. Gram-Negative Rods

Escherichia coli is a common gram that can be a cause of a. positive rod; hemorrhagic colitis b. negative rod; traveler‘s diarrhea c. positive coccus; typhoid fever d. negative rod; cholera

Description : Escherichia coli is a common gram that can be a cause of a. positive rod; hemorrhagic colitis b. negative rod; traveler‘s diarrhea c. positive coccus; typhoid fever d. negative rod; cholera

Last Answer : b. negative rod; traveler‘s diarrhea

The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Description : The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Last Answer : a. Gram-Negative Rods

Escherichia coli is a common gram that can be a cause of a. positive rod; hemorrhagic colitis b. negative rod; traveler‘s diarrhea c. positive coccus; typhoid fever d. negative rod; cholera

Description : Escherichia coli is a common gram that can be a cause of a. positive rod; hemorrhagic colitis b. negative rod; traveler‘s diarrhea c. positive coccus; typhoid fever d. negative rod; cholera

Last Answer : b. negative rod; traveler‘s diarrhea

Cyanobacteria have A-a gram-positive cell wall B- a gram-negative cell wall C- Neither (a) nor (b) D-No cell wall

Description : Cyanobacteria have A-a gram-positive cell wall B- a gram-negative cell wall C- Neither (a) nor (b) D-No cell wall

Last Answer : a gram-negative cell wall

Swimming towards a chemical of bacteria is termed as A- positive chemotaxis B- negative chemotaxis C- phototaxis D- magnetotaxis

Description : Swimming towards a chemical of bacteria is termed as A- positive chemotaxis B- negative chemotaxis C- phototaxis D- magnetotaxis

Last Answer : positive chemotaxis

Very slender bacteria like spirochetes are viewed by A Negative staining B Positive staining C Gram’s staining D Simple staining

Description : Very slender bacteria like spirochetes are viewed by A Negative staining B Positive staining C Gram’s staining D Simple staining

Last Answer : A Negative staining

Which of the following may be most likely to be missing from a gram-positive bacterium? A.Penicillin binding protein B.Peptidoglycan C.Lipopolysaccharide D.Phospholipid bilayer membrane

Description : Which of the following may be most likely to be missing from a gram-positive bacterium? A.Penicillin binding protein B.Peptidoglycan C.Lipopolysaccharide D.Phospholipid bilayer membrane

Last Answer : C.Lipopolysaccharide

Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Description : Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Last Answer : a. flagella

In gram positive and gram negative bacteria the electron transport contains a. Naphthquinone b. Plastoquinone c. Ubiquinone d. Both a and b

Description : In gram positive and gram negative bacteria the electron transport contains a. Naphthquinone b. Plastoquinone c. Ubiquinone d. Both a and b

Last Answer : Ans: A

Superinfections are more common with (a) Use of narrow spectrum antibiotics (b) Short courses of antibiotics (c) Use of antibiotics that are completely absorbed from the small intestines (d) Use of antibiotic combinations covering both gram positive and gram negative bacteria

Description : Superinfections are more common with (a) Use of narrow spectrum antibiotics (b) Short courses of antibiotics (c) Use of antibiotics that are completely absorbed from the small intestines (d) Use of antibiotic combinations covering both gram positive and gram negative bacteria

Last Answer : Ans: D

Superinfections are more common with: A. Use of narrow spectrum antibiotics B. Short courses of antibiotics C. Use of antibiotics that are completely absorbed from the small intestines D. Use of antibiotic combinations covering both gram positive and gram negative bacteria

Description : Superinfections are more common with: A. Use of narrow spectrum antibiotics B. Short courses of antibiotics C. Use of antibiotics that are completely absorbed from the small intestines D. Use of antibiotic combinations covering both gram positive and gram negative bacteria

Last Answer : D. Use of antibiotic combinations covering both gram positive and gram negative bacteria

If a necrotizing soft tissue infection is considered, therapy mandates: a. Empiric administration of antibiotics active against gram-positive, gram-negative, and anaerobic bacteria b. Due to usually resistant species, penicillin is not indicated c. Immediate operative intervention and aggressive resection of all involved tissues is mandatory d. The use of hyperbaric oxygen has been demonstrated to be clearly advantageous

Description : If a necrotizing soft tissue infection is considered, therapy mandates: a. Empiric administration of antibiotics active against gram-positive, gram-negative, and anaerobic bacteria b. Due to usually ... is mandatory d. The use of hyperbaric oxygen has been demonstrated to be clearly advantageous

Last Answer : Answer: a, c Identification of a necrotizing, soft tissue infection mandates immediate operative intervention with aggressive resection of all involved tissues and empiric ... remains without controlled trials demonstrating any additional benefits derived from hyperbaric oxygen therapy

Difference in Gram positive and Gram negative bacteria is due to (a) cell wall (b) cell membrane (c) ribosome (d) cytoplasm.

Description : Difference in Gram positive and Gram negative bacteria is due to (a) cell wall (b) cell membrane (c) ribosome (d) cytoplasm.

Last Answer : (a) cell wall

Difference in Gram positive and Gram negative bacteria is due to (a) cell wall (b) cell membrane (c) ribosome (d) cytoplasm.

Description : Difference in Gram positive and Gram negative bacteria is due to (a) cell wall (b) cell membrane (c) ribosome (d) cytoplasm.

Last Answer : (a) cell wall

Nalidixic acid is primarily active against: A. Cocci B. Bacilli C. Gram positive bacteria D. Gram negative bacteria

Description : Nalidixic acid is primarily active against: A. Cocci B. Bacilli C. Gram positive bacteria D. Gram negative bacteria

Last Answer : D. Gram negative bacteria

A medium containing crystal violet dye plus sodium deoxycholate will allow A- gram (-)ve intestinal bacteria to grow B- gram (+)ve intestinal bacteria to grow C- .aquatic bacteria to grow D- none of these

Description : A medium containing crystal violet dye plus sodium deoxycholate will allow A- gram (-)ve intestinal bacteria to grow B- gram (+)ve intestinal bacteria to grow C- .aquatic bacteria to grow D- none of these

Last Answer : gram (-)ve intestinal bacteria to grow

.Which is most likely to be exposed on the surface of a gram-negative bacterium? A.Pore protein (porin) B.Protein involved in energy generation C.Lipoteichoic acid D.Phospholipids

Description : .Which is most likely to be exposed on the surface of a gram-negative bacterium? A.Pore protein (porin) B.Protein involved in energy generation C.Lipoteichoic acid D.Phospholipids

Last Answer : A.Pore protein (porin)

Which of the following is exposed on the outer surface of a gram-negative bacterium?A- O-antigen of lipopolysaccharide (LPS) B- Polysaccharide portion of lipoteichoic acid (LTA) C- Braun lipoprotein D- .Electron transport system components

Description : Which of the following is exposed on the outer surface of a gram-negative bacterium?A- O-antigen of lipopolysaccharide (LPS) B- Polysaccharide portion of lipoteichoic acid (LTA) C- Braun lipoprotein D- .Electron transport system components

Last Answer : O-antigen of lipopolysaccharide (LPS)

Which is most likely to be exposed on the surface of a gram-negative bacterium? A- Pore protein (porin) B- Protein involved in energy generation C- .Lipoteichoic acid D- Phospholipids

Description : Which is most likely to be exposed on the surface of a gram-negative bacterium? A- Pore protein (porin) B- Protein involved in energy generation C- .Lipoteichoic acid D- Phospholipids

Last Answer : Pore protein (porin)

_____ is an example of a differential stain technique. a. Simple staining b. Negative staining c. Contrast staining d. Gram staining

Description : _____ is an example of a differential stain technique. a. Simple staining b. Negative staining c. Contrast staining d. Gram staining

Last Answer : d. Gram staining

The most common cause of an invasive wound infection, such as a burn, is a. gram-positive bacterial species. b. treponema pallidum. c. Pseudomonas aeruginosa. d. Escherichia coli.

Description : The most common cause of an invasive wound infection, such as a burn, is a. gram-positive bacterial species. b. treponema pallidum. c. Pseudomonas aeruginosa. d. Escherichia coli.

Last Answer : c. Pseudomonas aeruginosa.

A characteristic of cell staining of Y. pestis is a a. Gram-Positive Staining. b. Bipolar Staining. c. Gram-Positive Staining. d. Gram-Variable Staining.

Description : A characteristic of cell staining of Y. pestis is a a. Gram-Positive Staining. b. Bipolar Staining. c. Gram-Positive Staining. d. Gram-Variable Staining.

Last Answer : b. Bipolar Staining

This gram-positive rod can cause meningoencephalitis, septicemia, and newborn meningitis. a. Bacillus cereus b. Listeria monocyto genes c. Clostridium peringens d. Escherichia coli

Description : This gram-positive rod can cause meningoencephalitis, septicemia, and newborn meningitis. a. Bacillus cereus b. Listeria monocyto genes c. Clostridium peringens d. Escherichia coli

Last Answer : b. Listeria monocyto genes

This gram-positive rod can cause meningoencephalitis, septicemia, and newborn meningitis. a. Bacillus cereus b. Listeria monocyto genes c. Clostridium peringens d. Escherichia coli

Description : This gram-positive rod can cause meningoencephalitis, septicemia, and newborn meningitis. a. Bacillus cereus b. Listeria monocyto genes c. Clostridium peringens d. Escherichia coli

Last Answer : b. Listeria monocyto genes

Gram positive cells have a A- second outer membrane that helps to retain the crystal violet stain B- multiple layer of peptidoglycan that helps to retain the crystal violet stain C- .thick capsule that traps the crystal violet stain D- periplasmic space that traps the crystal violet

Description : Gram positive cells have a A- second outer membrane that helps to retain the crystal violet stain B- multiple layer of peptidoglycan that helps to retain the crystal violet stain C- .thick capsule that traps the crystal violet stain D- periplasmic space that traps the crystal violet

Last Answer : multiple layer of peptidoglycan that helps to retain the crystal violet stain

The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Description : The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Last Answer : (b) flagella

The structures that help some bacteria to attach to rocks and/or host tissues are (a) mesosomes (b) holdfast (c) rhizoids (d) fimbriae.

Description : The structures that help some bacteria to attach to rocks and/or host tissues are (a) mesosomes (b) holdfast (c) rhizoids (d) fimbriae.

Last Answer : (d) fimbriae.

Gram negative organisms are largely insensitive to benzyl penicillin because (a) They produce large quantities of penicillinase (b) They do not utilize D-alanine whose incorporation in the cell wall is inhibited by benzyl penicillin (c) Benzyl penicillin is not able to penetrate deeper into the lipoprotein-peptidoglycan multiplayer cell wall of gram-negative bacteria (d) Both (a) and (b)

Description : Gram negative organisms are largely insensitive to benzyl penicillin because (a) They produce large quantities of penicillinase (b) They do not utilize D-alanine whose incorporation in the cell wall is ... lipoprotein-peptidoglycan multiplayer cell wall of gram-negative bacteria (d) Both (a) and (b)

Last Answer : Ans: C