Bacteria and Viruses Quiz
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Spiral or corkscrew-shaped bacteria
A. coccus
B. bacillus
C. spirillum
D. prokaryote
When a virus enters a cell and it immediately makes copies of itself this is called _______________________________.
A. remediation
B. replica
C. replication
Virus that is inactive inside a cell, gets reproduced with the cell, and can active at a later time is ______.
A. latent
B. hidden
C. fixation
D. aerobe
Which is smaller, a virus or a bacteria?
A. virus
B. bacteria
Bacteria that can make their own food (producers)
A. cyanobacteria
B. saprophytes
C. nitrogen-fixing
Viruses require a host cell to
A. Breathe and eat
B. Replicate
C. Move and sleep
D. Make protein and carbohydrates
What are the poisons produced by some pathogens?
A. toxins
B. lysosomes
C. slime
Viruses are microscopic infectious agents that can only replicate inside a host cell
A. FALSE
B. TRUE
The viruses that do not cause symptoms right away.
A. active virus
B. latent virus
Antibiotics only work against what organisms ?
A. viruses
B. bacteria
C. prions
Process in which food (often milk) is heated to a temperature that kills most harmful bacteria
A. immunization
B. pasteurization
C. fermentation
D. inoculation
Vaccines are made from
A. dead or weakened viruses
B. fungi
C. allergens
D. strong, active viruses
Viruses are living organisms
A. FALSE
B. TRUE
When a virus attaches to a host, what does it inject into the host
A. protein coat
B. Capsid
C. DNA/ RNA
D. Envelope
A vaccine triggers your body to produce _____________ which help fight infections.
A. antibiotics
B. antibodies
C. antigens