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Monera > Bacteria > Flashcards

Bacteria Flashcards

1
Q

Bacteria which grow and multiply in the marine sediments

A

Barophilic Prokaryotes ( mostly archae)

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2
Q

Bacteria are sole member of

A

Monera

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3
Q

Bacteria are – in structure but – in behaviour

A

Complex
Simple

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4
Q

Except – all monera have cell wall

A

Mycoplasma

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5
Q

In myco plasma cell wall is

A

Absent

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6
Q

In bacteria cell wall is made up of

A

Peptidoglycan or murein

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7
Q

Peptidoglycan is made up of alternating molecules of

A

NAM
NAG

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8
Q

Which bond joins NAM and NAG

A

Peptide

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9
Q

NAM

A

N acetyl muramic Acid

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10
Q

NAG

A

N acetyl Glucosamine

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11
Q

Name an amino acid exclusively found in gram positive bacteria

A

L lysine

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12
Q

Name an amino acid exclusively found in gram negative bacteria

A

DAP

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13
Q

DAP

A

Diamino Pinnelic Acid

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14
Q

In RK bacteria cell wall is made up of

A

Complex polysaccharide and populates polypeptide/ Pseudomurein 

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15
Q

In bacteria cell membrane is made up of

A

Lipoproteins

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16
Q

In place of cholesterol bacterial membrane contains

A

Hopanoid

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17
Q

Space between cell wall and Cell membrane

A

Periplasmic space

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18
Q

A part analogous to lysosome in bacteria

A

Periplasmic space

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19
Q

Name three amino acids found in both gram-negative and gram-positive bacteria

A
  1. L Alamine
  2. D Alamine
  3. D Glutamate
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20
Q

Cytoplasmic streaming

A

Cyclosis

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21
Q

In bacterial cytoplasm microtubules are 

A

Absent

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22
Q

What are non-histone proteins that responsible for packaging of DNA in prokaryotes

A

Poly amine

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23
Q

What are some specific names given to nucleus of prokaryotes

A

Genophore
Incipient nucleus
Nucleoid
False Nucleus
Fibrillar Nucleus
Primitive Nucleus

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24
Q

Are histone proteins present in Aarti bacteria

A

Yes

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25
Q

What type of ribosome is found in cytoplasm of bacteria

A

70 S

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26
Q

What type of DNA is found in cytoplasm of bacteria

A

Double stranded circular DNA

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27
Q

In prokaryotic flagella is made up of which protein

A

Flagellin

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28
Q

In eukaryotes ,flagella is made up of which protein

A

Tubulin

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29
Q

Living cell was discovered for the first time by

A

Anton Von Leeuwenhoek

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30
Q

Father of Antiseptic Surgery

A

Lister

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31
Q

Name two techniques given by Lister

A
  1. Sterilization
  2. Artificial Culture
32
Q

Germ theory was given by

A

Pasteur

33
Q

Spherical bacteria

A

Coccus

34
Q

Highest Resistance bacteria

A

Coccus

35
Q

Endospore bacteria

A

Bacillus

36
Q

Flagella all over the body

A

Peritrichous

37
Q

Flagella in tufts

A

Lophotrichous

38
Q

Two flagella on the either side

A

Amphitrichous

39
Q

No flagella

A

Atrichous

40
Q

Three parts of flagella

A
  1. Basal Body
  2. Hook
  3. Filament
41
Q

Thickest part of flagella

A

Hook

42
Q

Rod like part of flagella

A

Basal Body

43
Q

Embedded part of flagella

A

Basal Body

44
Q

Longest part of flagella

A

Filament

45
Q

Four rings of basal body of flagella

A

L
P
S
M

46
Q

Ring is present in gram positive bacteria

A

S
M

47
Q

Which pair of rings is absent in gram positive bacteria

A

Outer pair

48
Q

Rings in cell wall

A

L P

49
Q

Rings in cell membrane


A

M

50
Q

Ring in Periplasmic Space

A

S

51
Q

Pili is made up of

A

Pilin protein

52
Q

Does Pilli help in locomotion

A

Nooioiooo

53
Q

Longer pili is also called

A

Sex Pili

54
Q

Function of sex Pilli

A

Helps in conjugation

55
Q

Pili is (contractile / non contractile)

A

Non contractile

56
Q

Shorter pilli is also called

A

Fimbria , Infective Pili

57
Q

Function of infective Pili

A

Helps in attachment with post

58
Q

Bacteria has a chemically complex –

A

Cell Envelope

59
Q

Cell envelope consist of – layers which our – arranged

A

3 ( three)
Tightly

60
Q

Although each layer has its unique function but together they act as a –

A

Single Protective Unit

61
Q

Mucilaginous layer around cell wall

A

Glycocalyx

62
Q

Three layers of cell envelope

A

Glycocalyx
Cell Wall
Cell Membrane

63
Q

Two forma of Glycocalyx

A

Slime Layer
Capsule

64
Q

Slime Layer here is made up of

A

Polysaccharides

65
Q

Capsule is made up of

A

Polysaccharides and Polypeptides

66
Q

Loosely arranged layer of Glycocalyx

A

Slime Layer

67
Q

Tightly arranged layer of Glycocalyx

A

Capsule

68
Q

Function of Slime Layer

A

Helps in attachment

69
Q

Function of capsule

A

Provide protection against phagocytosis

70
Q

Capsule is pathogenic / non - pathogenic

A

Pathogenic

71
Q

Thinner layer of Glycocalyx

A

Slime Layer

72
Q

Thicker layer of Glycocalyx

A

Capsule

73
Q

In gram-positive bacteria cell wall is

A

Unilayered made up of Peptidoglycan

74
Q

In gram negative bacteria , cell wall is-

A

Bilayered

75
Q

Outer layer of gram negative bacteria is made up of

A

Lipopolysaccharides

76
Q

Gram positive bacteria has a thin layer of which acid

A

Teichoic Acid

77
Q

What helps in intake of minerals in gram positive bacteria

A

Porin

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