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Chapter 10 Bacteria and Viruses
Study Guide
19
Science
6th Grade
03/23/2010

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Cards

Term
What foods can be made using bacteria?
Definition
bread, sauerkraut, cheese, pickles, buttermilk
Term
How does Flagella help bacteria?
Definition
move around
Term
What shape of bacteria is most resistant (won't) dry out?
Definition
Cocci (spherical)
Term
What invades the body of another organism to get food?
Definition
Parasites
Term
What are the 3 main types of archaebacteria?
Definition
1. Methane Makers
2. Heat Lovers
3. Salt Lovers
Term
Can viruses reproduce outside of a host? Can they live without a host?
Definition
No
Term
How are bacteria helpful to the planet?
Definition
1. Make medicines from bacteria
2. Bacteria decompose dead things
3. Bacteria produce Nitrogen in the air
Term
The Dead Sea has a high salt content. Which type of archaebacteria would you find in the Dead Sea?
Definition
Salt Lovers
Term
How are viruses and other living things similar?
Definition
They both reproduce
Term
What cycle do viruses go through to reproduce?
Definition
Lytic Cycle
Term
What is a decomposer?
Definition
Feed on dead things
Term
What is a producer?
Definition
Make their own food
Term
What percent of our air is Nitrogen?
Definition
75% - Without Nitrogen-fixing bacteria life wouldn't exist
Term
What are the shapes of bacteria?
Definition
1. Bacilli (rod-shaped)
2. Cocci (spherical or round)
3. Spirilla (spiral)
Term
What are the shapes of viruses?
Definition
1. spacecraft
2. crystal
3. cylinder
Term
What is Bioremediation?
Definition
Clean up of industrial and farming wastes
Term
What are vaccines and why are they recommended?
Definition
Vaccines are small doses of a bacteria that trigger an immune response in your body. Your body can build up a resistance to a disease from the vaccine without actually making you sick. They prevent a full blown disease in your body.
Term
What are some differences between viruses and bacteria?
Definition
1. They have different shapes
2. Viruses require a host to reproduce
3. Antibiotics are used to kill bacteria, but not viruses
4. Viruses are smaller than bacteria
5. Bacteria is helpful for the environment by recycling dead things
Term
What is an endospore?
Definition
Bacteria that has a thick, protective membrane, that can survive boiling, freezing and extremely dry environments
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