,Paget2toft17
,Chapter 1: An Invisible World
* = Correct answer
Multiple Choice
1. Whichtoftthetfollowingtisttruetoftthetmicrobialtworld?
A. Alltmicrobestaretharmful.
B. Humanstcouldtsurvivetwithouttmicrobes.
C. Manytmicrobestarethelpful.*
D. Mosttmicrobestaretpathogenic.
Difficulty:tEasy
ASMtStandard:t23,t24
2. Whichtoftthetfollowingtistwhenthumanstfirsttsuspectedtthetexistencetoftmicrobes?
A. duringtthetIndustrialtRevolution
B. intprehistoricttimes*
C. intthetlasttcentury
D. withintthetlastt500tyears
Difficulty:tEasytAS
MtStandard:t23
3. Whichtindividualtfirsttobservedtunicellulartorganisms,twhichthetcalledt“animalcules,”tusingtat
microscopethetdeveloped?
A. RoberttKoch
B. LouistPasteur
C. Thucydides
D. AntonietvantLeeuwenhoek*
Difficulty:tEasytAS
MtStandard:t6
4. TotreducetthetrisktoftopentflametfromtBunsentburners,tmicrobiologiststaretincreasinglytusingtw
hichtoftthetfollowingtdevicestforteasy,trapidtbenchtoptsterilizationtoftsmalltpiecestoftequipment
?
A. autoclaves
B. ethylenetoxide
C. incubators
D. microincinerators*
Difficulty:tEasytAS
MtStandard:t36
Paget3toft17
, 5. ThetSwedishtbotanisttknowntforthavingtdevelopedtantimportanttbiologicaltclassificationts
ystemtistwhichtoftthetfollowingtpeople?
A. ErnsttHaeckel
B. CarolustLinnaeus*
C. LouistPasteur
D. RoberttWhittaker
Difficulty:tEasytAS
MtStandard:tN/A
6. WhichtkingdomtwastthetonlytonetfoundtintEmpiretProkaryota?
A. Animalia
B. Fungi
C. Monera*
D. Protista
Difficulty:tEasytAS
MtStandard:tN/A
7. Whichtaretthetthreetcurrentlytacceptedtdomains?
A. Archaea,tBacteria,tandtEukarya*
B. Archaea,tProkaryota,tandtEukaryota
C. Bacteria,tFungi,tandtProtista
D. Bacteria,tProkaryota,tandtEukarya
Difficulty:tEasytAS
MtStandard:tN/A
8. Whichttwottaxonomictunitstarettypicallytusedttotidentifytantorganismtwhentusingtbinomialtn
omenclature?
A. domaintandtkingdom
B. genustandtfamily
C. genustandtspecies*
D. phylumtandtclass
Difficulty:tEasytAS
MtStandard:tN/A
9. Whichtoftthetfollowingtistnotttruetabouttthetprocesstoftfermentation?
A. Ittcanthelptpreservetfoods,tpreventingtspoilage.
B. Ittconvertstsugarsttotorganictacids,talcohols,tand/ortgasestsuchtastcarbontdioxide.
C. Ittistcarriedtouttexclusivelytbytunicellularteukaryotestsuchtastyeast.*
D. Ittistusedttotmaketfoodstsuchtastcheesetandtbread.
Difficulty:tModeratetAS
MtStandard:t11,t23,t26
Paget4toft17