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
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
