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  • Zoey

  • 問題数 304 • 12/9/2023

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    問題一覧

  • 1

    An electron microscope is used to observe non living viruses and microorganism

    true

  • 2

    what term describes the describes the decomposition of industrial waste using microbes

    bioremediation

  • 3

    prokaryotes have a true nucleus and eukaryotes lack a true nucleus

    false

  • 4

    which statement is correct regarding infectious diseases and microbial intoxication’s?

    all infectious diseases and microbial intoxications are caused by microbes

  • 5

    what is the term used to describe microbes with complex nutritional requirements

    fastidious organisms

  • 6

    this physician developed a step by step method to prove the germ theory of disease

    Robert Koch

  • 7

    what is the unit of measure usually used to describe the size of viruses

    nanometer

  • 8

    what are the microorganisms called that live on or within a person

    indigenous microbiota

  • 9

    obligate intracellular pathogens include viruses, rickettsias and chlamydias

    true

  • 10

    Microbes that change light energy into chemical energy and produce oxygen participate in this process

    photosynthesis

  • 11

    What microorganisms live on dead and decaying organic matter?

    saprophytes

  • 12

    What is the study of fungi called?

    mycology

  • 13

    What are the microbes called that colonize our bodies and have the potential to cause infections if the right conditions occur?

    opportunistic pathogens

  • 14

    What is the unit of measure usually used to describe bacterial size?

    micrometer

  • 15

    A specific microbe is the cause of a specific infectious disease

    germ theory

  • 16

    A scientific procedure to identify microbes and the diseases they cause

    Koch’s postulate

  • 17

    Life can only arise from preexisting life

    theory of biogenesis

  • 18

    Life can arise spontaneously from non-living material

    theory of abiogenesis

  • 19

    Prions and viruses

    acellular infectious agents

  • 20

    Prokaryotes and Eukaryotes

    cellular microorganisms

  • 21

    Who is termed the Father of Microbiology?

    Anton vee Leeuwenhoek

  • 22

    How many micrometers are in a meter?

    1,000,000

  • 23

    What is a disease called that is caused by two or more different microbes?

    synergistic infection

  • 24

    Non-pathogens greatly outnumber pathogens

    true

  • 25

    What is the resolving power of the unaided eye?

    0.2mm

  • 26

    Dutchman who built single lens microscopes as a hobby

    Anton vee leeuwenhoek

  • 27

    Scientist who proposed the theory of biogenesis

    rudolf virchow

  • 28

    Optician who is credited for developing the first compound microscope

    Hans jensen

  • 29

    Scientist who discovered the bacterium that causes plague

    Alexander Emile Jean Yersin

  • 30

    scientist who developed vaccines for anthrax, chicken cholera, and rabies

    Louis Pasteur

  • 31

    scientist who invented a glass dish in which to culture bacteria

    RJ petri

  • 32

    scientist who developed methods of fixing, staining, and photographing bacteria

    Robert koch

  • 33

    pasteurization is a process that kills all microorganisms in liquids

    false

  • 34

    microorganisms contribute more oxygen to the atomosphere than plants do

    true

  • 35

    microbes aid in food digestion and vitamin production

    true

  • 36

    which of the following statements is false

    microbes are not essential for life on this planet

  • 37

    what is the study of algae called?

    phycology

  • 38

    what benefit did Koch’s postulates offer microbiology

    helped prove germ theory

  • 39

    what is the process called where microbes are used to produce or modify foods and beverages, chemicals, antibiotics?

    biotechnology

  • 40

    there are more cells on the human body than microbes

    false

  • 41

    what substance is unique to the cell wall of fungi

    chitin

  • 42

    what is the time it takes for binary fission to occur

    generation time

  • 43

    this type of bacteria needs 20-21% O2 for growth and survival

    obligate aerobes

  • 44

    which structure is considered the “power house” of eukaryotic cells

    mitochondria

  • 45

    bacteria contain cilia and not flagella

    false

  • 46

    what is the semipermeable structure controlling the transport of material between the cell and its environment

    cell membrane

  • 47

    antibiotics are effective for treating viral infections

    false

  • 48

    what is the study of the structure and function of the cell called

    cytology

  • 49

    which one of the following steps occurs during the multiplication of animal viruses but not during the multiple bacteriophages

    uncoating

  • 50

    what structure is considered the “command center” of the cell?

    nucleus

  • 51

    prion cause plant disease whereas viroids cause animal and human disease

    false

  • 52

    what is the virus that initiates the lyric cycle and ultimately destroys the cell

    virulent bacteriophage

  • 53

    rickettsias and chlamydias must live within a host cell and cannot grow on artificial culture media

    true

  • 54

    chains of cocci

    streptococci

  • 55

    rods in pairs

    diplobacilli

  • 56

    side hy side rods

    diptheroids

  • 57

    curved or spiral shaped

    spirilla

  • 58

    clusters of cocci

    staphylococci

  • 59

    what terms describes the motile, feeding, dividing stage of a protozoan life cycle?

    trophozite

  • 60

    which of the following is true regarding taxonomy

    binomial system of nomenclature consists of a two name identification

  • 61

    what substances is unique to the cell walls of algae

    cellulose

  • 62

    capnophiles prefer 5-10% carbon dioxide

    true

  • 63

    Protozoa exhibit all of the following characteristics except

    they have cell walls

  • 64

    many antibiotics such as penicillins and cephalosporins are made from which category of fungi

    moulds

  • 65

    Pili are organelles of motility

    false

  • 66

    which microorganisms are all considered eukaryotic cells

    algae, Protozoa, fungi

  • 67

    what is the term for the science of classification of living organisms

    taxonomy

  • 68

    which statement about viruses is false

    viruses are the smallest living cells

  • 69

    which of the following statements about spores is false

    spores are important structures for bacterial repoduction

  • 70

    bacteria appear red after gram staining

    gram negative

  • 71

    bacteria appear purple after gram staining

    gram positive

  • 72

    determines the bacterial shape and morphology

    simple stain

  • 73

    used to visualize capsules, spires, and flagella

    structural staining

  • 74

    determines the presences, number, location, and motility of microbes

    flagella stain

  • 75

    what is the term for fungi that can live either as a yeast or a mould

    dimorphic

  • 76

    what yeast is most frequently isolated from clinical specimens

    candida albicans

  • 77

    mycoses are infectious diseases of humans and animals that are caused by moulds

    true

  • 78

    what eukaryotic microbes is considered natures “garbage disposal”

    fungi

  • 79

    all viruses cause cancer

    false

  • 80

    how are Protozoa classified

    method of locomotion

  • 81

    what are bacteria that have flagella over their entire surface called

    peritrichous

  • 82

    which of the following statements is false with regard to photosynthesis

    photosynthesis involves engulfing foreign material

  • 83

    which microorganisms are referred to as extremophiles

    archaea

  • 84

    what is superficial mycoses

    fungal infection of the outermost areas of human body (hair, skin, nails)

  • 85

    gram positive and gram negative bacteria may be differentiated with staining due to different thickness of what substance in the cell walls

    peptidoglycan

  • 86

    fastidious organisms have demanding nutritional requirements

    true

  • 87

    this virus is transmitted by mosquitoes and can cause birth defects

    zika

  • 88

    what structure differentiates smooth & rough endoplasmic reticulum

    ribosomes

  • 89

    what is the packaging plant of mature proteins in eukary cells

    Golgi complex

  • 90

    latent viruses may become active when the body’s defense system becomes weakened

    true

  • 91

    organic chemistry is the study of compounds containing which element

    carbon

  • 92

    Chemical agent that destroys most pathogens (except spores) on inanimate objects

    disinfectant

  • 93

    Destruction of cells by x-rays, gamma rays, UV rays

    radiation

  • 94

    Chemical agent used to clean the skin and other living tissues

    antiseptic

  • 95

    Steam under pressure for a specific time period

    autoclave

  • 96

    Sound waves that mechanically dislodges organic debris

    ultrasonic waves

  • 97

    Destruction of all microbes

    sterilization

  • 98

    what is the end product of glycolysis

    pyruvic acid

  • 99

    what is their term that describes an alteration in DNA of a gene?

    mutation

  • 100

    H2O is an example of a

    molecule and compound