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Virus/Bacteria test
Test Study Questions
23
Science
7th Grade
01/08/2010

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Cards

Term
The whip-like structure that propels some bacteria are called
Definition
Flagellum
Term
Rod shaped bacteria are called what?
Definition
Bacilli
Term
How do most bacteria reproduce?
Definition
Binary Fission
Term
What is food spoilage caused by?
Definition
Bacteria
Term
What do viruses need in order to reproduce?
Definition
Living Cells
Term

True or False

 

Bacteria are found almost everywhere.

Definition
True
Term

True or False

 

There are harmful bacteria, as well as helpful bacteria.

Definition
True
Term
Are bacteria and viruses the same thing?
Definition
NO
Term
What does a bacteriologist study?
Definition
Bacteria
Term
In an experiment, what is a control used for?
Definition
As a comparison
Term
What are the two parts of a virus?
Definition
genetic material and seed coat
Term
How do viruses damage their host?
Definition

They use their host cells to reproduce

 

 

 

 

Like when we get a cold from a virus, the virus attaches to our  white blood cells and damages them!

Term
Can an infectious disease be passed from one person to another?
Definition
YES
Term
Is FLu caused by bacteria or virus?
Definition
 A virus
Term
What is immunity?
Definition
The body's ability to destroy pathogens(germs) before they cause disease
Term
How can a body get active immunity to a disease without actually getting the disease?
Definition
By getting vaccinated.
Term
A chemical that kills bacteria is called what?
Definition
Antibiotic
Term
How do breathing passages help keep pathogens (germs) out of our bodies?
Definition
By trapping them
Term
Why is the inflammatory response called a general defense?
Definition
Because it reponds in the same way to all pathogens.
Term
What properties did you observe during your bacteria lab?
Definition
Colony form, edge shape, and thickness
Term

Study the viral reproduction steps and know them in order!

 

 

(there are 5 steps)

Definition
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