Medical Quiz

Bacteria & Viruses Quiz


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What does transgenic mean?

A. An organism that can change its genes at will

B. A stem cell that can differentiate into anything

C. An organism that has had another species’ DNA put in it

D. A bacteria that reproduces asexually


Which statement about bacteria is true?

A. Bacteria help you breathe

B. Bacteria help you digest your food

C. Bacteria help add carbon dioxide to the atmosphere

D. All bacteria need sunlight to make food


Which can be treated with antibiotics?
A. Virus
B. Bacteria
C. Mutagen
D. Parasite


This is the practice of producing a genetically identical cell or organism

A. Cloning

B. Gel Electrophoresis

C. Genetic Engineering

D. DNA Fingerprinting


Live bacteria are found in milk, cheese and yogurt
A. TRUE
B. FALSE


A disease causing organism
A. pathogen
B. poison
C. vaccine


Bacteria cells share which of the following organelles in common with plant and animal cells?
A. cell membrane, RER
B. cell wall, mitochondria
C. nucleus, ribosomes
D. ribosomes, cytoplasm


Anything that triggers an immune response is a/n
A. lymph cell
B. antigen
C. antibody
D. neutrop


What does invading the host cell enable the virus to do?
A. increase its size
B. synthesize needed oxygen
C. obtain nutrients
D. reproduce


Which BEST compares bacteria and viruses?
A. bacteria are smaller than viruses
B. bacteria cause disease, but viruses do not
C. bacteria are living organisms, but viruses are not
D. bacteria have genetic material, but viruses do not


If scientists engineer the DNA of tomatoes to make them survive in cold temperatures, what do those tomatoes become?

A. Human Genome Project

B. Genetically Modified Organisms

C. Punnett Squares

D. Gene Therapy


A DNA molecule produced by combining DNA from different sources is called?

A. Mutant DNA

B. Polyploid DNA

C. Diploid DNA

D. Recombinant DNA


What happens after the second time you are exposed to a pathogen?

A. The body will not be able to fight off the pathogen quickly, because it knows how to get into the body easier.

B. The body’s immune system will react the same was as it did during the first exposure.

C. The body can only be exposed to a pathogen a second time if you do not have a vaccine.

D. The body will know how to fight off the pathogen quickly, because memory cells have been created after the first encounter.


What is the last step in the viral reproduction cycle?
A. A virus attaches to the surface of a host cell
B. The proteins and genetic material start to assemble in the cell
C. The host cell bursts open, releasing the new viruses
D. The virus injects its genetic material into the cell


Which of the following statements is TRUE about someone’s immune system that has allergies?

A. Body cells are dividing at an uncontrolled rate.

B. The body is reacting to foreign antigens that are not dangerous to most people.

C. T cells and B cells in the body cannot be activated.

D. The body is mistaking its own cells for foreign antigens.


What do viruses have in common with living cells? They both…
A. store genetic information
B. have chloroplasts
C. use glucose for cellular respiration
D. have endoplasmic reticulum


What are Lymphocytes?
A. A type of red blood cell
B. A nucleus 
C. A type of white blood cell
D. Bone Marrow


Name this bacteria shape
A. coccus
B. spirillum
C. bacillus


Like all other body systems, the immune system helps the body maintain homeostasis.  Which statement best describes how the immune system does this?  
A. it protects other organs and tissues from infection and disease
B. it breaks down food to provide cells with nutrients
C. it gathers information through the senses and controls all other body systems
D.  it transports oxygen and carbon dioxide


How do bacteria move?
A. flagella
B. cilia
C. they don’t


True or False: Some types of bacteria eat and clean up oil spills
A. TRUE
B. FALSE


If a bacterial shape is described as being “strepto” smart patients know  the bacteria is growing in a  
A. clump
B. cluster
C. chain


Which of the following can challenge the immune system?

A. Allergies

B. Antibodies

C. Vaccines

D. Macrophage


What is gene therapy?

A. Inserting copies of a healthy gene directly into cells with a mutated gene

B. Producing organisms with identical copies of DNA

C. Crossing two individuals that have similar desirable characteristics or traits

D. Crossing two individuals that have different characteristics or traits


A vaccine triggers your body to produce _____________ which help fight infections.

A. antibiotics

B. antibodies

C. antigens




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