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Science: Chapter 17-3
What are some bacterial diseases?
7
Science
6th Grade
01/21/2008

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Term

The idea that diseases are caused

by microscopic organisms (germs)

is called ___.

Definition
germ theory
Term

What term means

a disease that can be spread

from one person to another?

Definition
contagious
Term

What are 4 ways a

contagious disease can be spread?

Definition
  1. coughing or sneezing
  2. another living organism (ex: ticks)
  3. sharing drinking glasses, makeup, etc.
  4. in foods & water
Term

What is a chemical

made by a living organism

that kills bacteria?

Definition
antibiotic
Term
What was the first antibiotic?
Definition

penicillin

Term

What 3 things can

antibiotics be made from?

Definition
  1. molds
  2. fungi & bacteria
  3. plants
Term
What are some problems using antibiotics?
Definition
  1. allergic reactions
  2. kills useful bacteria in your body
  3. bacteria can become resistant
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