Biod 171 Actual Final Exam (Essential Microbiology) Complete Real Questions And Correct Detailed Answer (Correct Verified Solutions) A New Updated Version Already Graded A+

Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p




True or False: A virus is considered a microorganism.
p p p p p p p p



False. Viruses are not living and as such are not considered microorganisms. Viruses can,
p p p p p p p p p p p p p p



however, be classified as microbes, a more general term that includes microorganisms a
p p p p p p p p p p p p



nd viruses.
p




1. What is the smallest biological unit of life? A
p p p p p p p p



cell.
p




2. Atpapgeneralizedplevel,pallpcellsparepcomprisedpofpwhat?pM

acromolecules*
*A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but they
p p p p p p p p p p p p p



must answer with all four to be fully correct.
p p p p p p p p




1. Which of the following microorganisms are considered to be Eukarya? Select all that ap
p p p p p p p p p p p p p



ply.
A. Animalia

B. Plantae
C. Fungi

D. Protista
A,B,C,D
p




2. TruepofpFalse:pAllpmulticellularpmicroorganismspclassifiedpaspAnimaliapare



Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p

,Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p




heterotrophic.
True


3. MicroorganismspclassifiedpaspPlantaepobtainpmostpofptheirpenergypbypconverting

p energy into p p



energy.
Light (sunlight); chemical (sugars)
p p p p




1. Define catabolism. p



Catabolism is the process of breaking down larger molecules into useful energy sources.
p p p p p p p p p p p p




2. Uponpcellularpinjury,pwhichpmetabolicpprocesspispinvolvedpduringpthepgrowthpandprepai

r phases of the cell? The anabolic process would be active as it (by definition) is involved
p p p p p p p p p p p p p p p p



in the building up of small complexes into larger complexes.
p p p p p p p p p p




1. In phosphorylation, the light reactions always occur where? T
p p p p p p p p



he process of converting light energy into chemical energy (ph
p p p p p p p p p



otophosphorylation) always occurs in the membrane. p p p p p




2. TrueporpFalse:pThepCalvinpcyclepmustpoccurpinpthepabsencepofplight.

False. The term ‘dark reactions’ (also known as the Calvin Cycle) simply denotes the seco
p p p p p p p p p p p p p p



nd stage in photosynthesis—
p p p



dark reactions do not actually require darkness in order to occur.
p p p p p p p p p p




Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p

,Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p




1. Assumingpapconstantp(non-

adjustable) light source power, identify the part of the microscope you would adjust t
p p p p p p p p p p p p p



o limit the amount of light entering the microscope. Select all that apply.
p p p p p p p p p p p p



A.pObjective

B.pCondenser

C.pIrispdiaphragm

D.pEyeppiece

C. The iris controls the amount of light that passes through the sample and into the objec
p p p p p p p p p p p p p p p p



tive lens. Thus, it can be adjusted (opened or closed) to alter the amount of light.
p p p p p p p p p p p p p p p




2. Whatpisptheptotalpmagnificationp(relativeptopyourpeye)pofpapsamplepimagedpwithpap60

x objective and a 10x eyepiece? Show your math.
p p p p p p p p



60 x 10 = 600x magnification
p p p p p




Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p

, Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p




1. Identify what type of electron microscope was used to capture the following i
p p p p p p p p p p p p



mage and explain your choice.
p p p p




The image was captured using a Scanning Electron Microscope (SEM). The above imag
p p p p p p p p p p p p



e shows the trademark ‘shell’ image (no subcellular organelles are visible) reminisce
p p p p p p p p p p p



nt of SEM. Only TEM is capable of visualizing subcellular substrucutres.
p p p p p p p p p p




1. TrueporpFalse:pLBpagarpispclassifiedpaspapselective,pnon-differentialpmedia.

False. LB agar is the most basic type of agar and like LB media supports the growth of
p p p p p p p p p p p p p p p p p p



virtually all microbes without restriction.
p p p p




2. What is agar used for in microbiology?
p p p p p p



Agar is used to create a solid, smooth surface on which microbes can grow.
p p p p p p p p p p p p p




1. TrueporpFalse.pWhenpperformingpapdilutionpstreakpapnewp(orpsterilized)plooppispnotpre

quired for each phase as long as the bacterial culture is pure.
p p p p p p p p p p p




Portage Learning BIOD 171 Final EXAM Questions and
p p p p p p p p



Answers 100%Correct2024-2025 Update p p