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9th Science > World Of Microbes > Flashcards

World Of Microbes Flashcards

1
Q

Bacteria length and width

A

1 to 10um length
0.2 to 1 um width

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2
Q

Bacteria may be motile or non motile .
_____are found on the cell surface for motility

A

Flagella

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3
Q

First microbiologist designed his own microscope

A

Antonie van leeuwenhoek

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4
Q

Site of protein synthesis in bacteria

A

Ribosomes

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5
Q

The term virus is from

A

Latin
Venomous fluid

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6
Q

Virus wide range from

A

18-400nm

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7
Q

Plant virus

A

Tobacco mosaic virus, cauliflower mosaic virus , potato virus

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8
Q

Animal virus

A

Adenovirus
Retrovirus HIV
influenza virus,
Polio virus

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9
Q

Bacteriophage

A

T4 bacteriophage

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10
Q

Fungi

A

Lack in chlorophyll
Living host - parasite
Dead host - saprospites

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11
Q

S single cell yeast ranges from

A

1-5um in width

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12
Q

The body of fungus

A

Thallus—–mycelium—–hyphae
Each hyphae is 5 to 10 um width

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13
Q

Cell wall of fungus made up of

A

Cellulose or chitin

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14
Q

Foot material is stored in the form of

A

Glycogen or oil globules

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15
Q

Fungus reproduce

A

Vegetative-binary fission budding fragmentation
Sexually - antheridium, oogonium
Asexual- spore formation - conidia

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16
Q

Ther term prion was coined by

A

Stanley B. Prusiner 1982

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17
Q

Prions are viral particle which contains only

A

Protein

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18
Q

Priyansh induce change in normal protein . this result in

A

Degeneration of nervous tissue

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19
Q

Nitrogen fixation
Free living
Symbiotic

A

Free living - azotobacter,nostoc
Symbiotic - rhizobium,frankia

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20
Q

The protein free pathogenic RNA of virus is

A

Viroids
Found in plant and cause disease in plant

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21
Q

Biopesticide

A

Bacillus thuringiensis BT

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22
Q

Production of fermented beverage

A

Saccharomyces cerevisiae

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23
Q

BT is a species of bacteria that produce a protein called

A

Cry protein

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24
Q

Curing of coffee bean, tea leaves and tobacco leaves

A

Bacillus megaterium
It gives special aroma

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25
Q

Production of curd

A

Lactobacillus sp

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26
Q

Oxalic acid acetic acid, citric acid are produced by

A

Fungus aspergillus niger

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27
Q

Yeast are rich source of

A

Vitamin B complex

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28
Q

Alexander Fleming produced the first antibiotic Pencillin

A

1929

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29
Q

Father of bacteriology

A

Robert koch
1876 he showed the disease called anthrax of sheep was due to bacillus anthracis

30
Q

Common cold

A

Rhino virus
Upper respiratory tract

31
Q

Influenza

A

Myxovirus
Respiratory tract

32
Q

Measles

A

Rubeola virus
Respiratory tract

33
Q

Mumps

A

Myxovirus parotidis
Upper respiratory tract

34
Q

Chicken pox

A

Varicella zoster virus
Respiratory tract

35
Q

Tuberculosis

A

Mycobacterium tuberculosis
Lung

36
Q

Diptheria

A

Cornyebacterium diptheria
Upper respiratory tract

37
Q

Woughing cough

A

Bordetalla pertussis
Respiratory tract

38
Q

Poliomyelitis

A

Polio virus

Central nervous system
Salk vaccine or oral polio vaccine

39
Q

Hepatitis A

A

Hepatitis A virus
Inflammation of liver
Prevention of contaminated food water

40
Q

Acute diarrhoea

A

Rotavirus
Intestine

41
Q

Cholera

A

Vibro cholera
Intestinal tract
Ors

42
Q

Typhoid

A

Salmonella typhi
Small intestine

43
Q

Malaria caused by

A

Protozoan plasmodium

44
Q

4 species of plasmodium are

A

Vivax
Malariae
Falciparum
Ovale

45
Q

Malaria caused by

A

plasmodium falciparum
Female Anopheles mosquito
10 days
Quinine drug

46
Q

Malaria was transmitted by mosquito and was proved by

A

Sir Ronald Ross
Nobel in 1902

47
Q

Chickungunya is caused by

A

Virus
Transmitted by infection aedes aegypti mosquito during day time
2-12days
Paracetamol

48
Q

Dengue is known as

A

Breaking bone
Caused by virus
Aedes aegypti
5to6 days
Paracetamol

49
Q

An extraction of tender papaya leaves and herbal drink nilavembu kudineer is given to dengue patient

A

It’s known to increase the blood platelet count

50
Q

Filariasis is caused by nematode worm

A

Wuchereria bancrofti
Bite of infected culex mosquito
8-16 month
Inflammation in lymph glands
Elephantiasis
Leg scrotum arms

51
Q

Mosquito bite prevented by application of _____ and ______ on the exposed skin

A

Citronella or eucalyptus oil

52
Q

Influenza virus

A

H1n1
Respiratory tract
Pig

53
Q

Avian influenza

A

Bird virus
H5n1
2 to 7 days

54
Q

Sexually transmitted virus

A

AIDS,gonorrhea, genital warts, genital herpes,syphilis

55
Q

AIDS acquired immunodeficiency syndrome

A

Retrovirus
human immunodeficiency
Attack white blood cell or lymphocytes
Weaken the body’s immunity or self defence mechanism

56
Q

HIV was first recognised by

A

Hatai (usa) 1981
Tamilnadu 1986 April

AIDS vaccine RV 144 trial was conducted in Thailand in 2003 report 2011

57
Q

Hepatitis B or serum hepatitis

A

Entro virus
Damage liver cells causing acute inflammation and cirrhosis of liver.

Transmitted by mother to thier baby or sexual contact or infected person’s secretion such as saliva sweat,tear, breast milk and blood

58
Q

Gonorrhoea (bacteria)

A

Neisseria gonorrhoea
Urethra is affected

59
Q

Syphilis(bacteria)

A

Treponema pallidum

60
Q

Genital herpes

A

Herpes simplex virus

61
Q

Genital warts

A

Human papilloma virus

62
Q

The process of vaccination was introduced by

A

Edward Jenner
Small pox 1798

63
Q

Louis pasteur
French chemist and microbiologist

A

Chicken pox, cholera, anthrax etc
Fermentation(1857)

64
Q

In which year WHO given the schedule of immunization for children

A

1970

65
Q

BCG

A

Bacillus calmette guerin
Prepared by Two French worker calmette and guerin

66
Q

DPT

A

triple vaccine
Protection against dipetheria, pertussis.and tetanus

67
Q

MMR

A

Mumps measles rubella vaccine give protection against viral infection

68
Q

DT
TT

A

Protection against dipetheria and tetanus (dual antigen or combined antigen)

Tetanus toxoid: toxin of tetanus bacteria

69
Q

New born
15 days
6,10,14 week

A

BCG
ORAL POLIO
DPT and POLIO

70
Q

Fungi are group of eukaryotic heterotroph which are either single____ or multi cellular_____

A

Yeast
Penicillium, agaricus

9th Science (19 decks)

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