MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Microbiology -
correct answer ✅The study of microorganisms
Why is it important to study microbiology? -
correct answer ✅Microbes are a vital part of the environment,
they provide insight into life processes, and are human health
concerns
Environmental functions of microbes -
correct answer ✅Decomposition
Bioremediation
Digestion
Nutrient production
Synthesis of antibiotics
Nutrient cycling
Life processes observed through microbes -
correct answer ✅Genetic
Metabolic
,MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Human health concerns -
correct answer ✅Pathogens
Diseases linked through history and society
Vaccines
Why are microbes used in research? -
correct answer ✅Simple structures
Fast growth rate
Large population numbers
Large surface to volume ratio
Small genome sizes
Relatively cheap to maintain
Bacteria -
correct answer ✅Prokaryote
Single-celled
Not photosynthetic
Can be sphere (cocci), rod (bacilli), or spiral (spirilla) shaped
Can be gram positive or gram negative
,MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Cyanobacteria -
correct answer ✅Prokaryote
Single-celled
Photosynthetic
Major producers of atmospheric oxygen
Archaea -
correct answer ✅Prokaryote
Single-celled
Not photosynthetic
Closely related to eukaryotes
Extremophiles
Algae -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Photosynthetic
Used for food, abrasive compounds, or other microbial growth
Found in water or soil
, MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Fungi -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Not photosynthetic
Break down organic matter
Protozoa -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Some are photosynthetic, but most aren't
"First animal"
Can define by locomotion
Viruses -
correct answer ✅Acellular
Neither single-celled nor multi-celled
Not photosynthetic
Only can replicate within a suitable host
Answers (Grade A+)
Microbiology -
correct answer ✅The study of microorganisms
Why is it important to study microbiology? -
correct answer ✅Microbes are a vital part of the environment,
they provide insight into life processes, and are human health
concerns
Environmental functions of microbes -
correct answer ✅Decomposition
Bioremediation
Digestion
Nutrient production
Synthesis of antibiotics
Nutrient cycling
Life processes observed through microbes -
correct answer ✅Genetic
Metabolic
,MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Human health concerns -
correct answer ✅Pathogens
Diseases linked through history and society
Vaccines
Why are microbes used in research? -
correct answer ✅Simple structures
Fast growth rate
Large population numbers
Large surface to volume ratio
Small genome sizes
Relatively cheap to maintain
Bacteria -
correct answer ✅Prokaryote
Single-celled
Not photosynthetic
Can be sphere (cocci), rod (bacilli), or spiral (spirilla) shaped
Can be gram positive or gram negative
,MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Cyanobacteria -
correct answer ✅Prokaryote
Single-celled
Photosynthetic
Major producers of atmospheric oxygen
Archaea -
correct answer ✅Prokaryote
Single-celled
Not photosynthetic
Closely related to eukaryotes
Extremophiles
Algae -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Photosynthetic
Used for food, abrasive compounds, or other microbial growth
Found in water or soil
, MBIO 3401 Exam 1 Exam Questions &
Answers (Grade A+)
Fungi -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Not photosynthetic
Break down organic matter
Protozoa -
correct answer ✅Eukaryote
Can be single-celled or multi-celled
Some are photosynthetic, but most aren't
"First animal"
Can define by locomotion
Viruses -
correct answer ✅Acellular
Neither single-celled nor multi-celled
Not photosynthetic
Only can replicate within a suitable host
