What are a very large group of microorganisms comprising one of the three domains of living organisms. They are prokaryotic, unicellular, and either free-living in soil or water or parasites of plants or animals
Bacteria
100
Bacteria is unicellular. What does that mean?
It only has one cell.
100
is Bacteria (overall) more helpful or harmful to humans?
More Helpful
100
This idea uses bacteria and organisms to help clean up or remove environmental pollutants. What is this called?
Bioremediation
100
What is made from killed bacteria or damaged particles from bacterial cell walls or viruses that prevent some bacterial and viral diseases
Vaccine
200
Bacteria cells are Prokaryotic. What does that mean?
They do not have a nucleus.
200
When bacteria needs oxygen to survive or breakdown food it is called?
Aerobe or Aerobic
200
What are chemicals provided by some bacteria that are used to limit the growth of other bacteria called.
Antibiotics
200
What are any organisms that causes disease called?
Pathogens
200
What is heating food or liquids to kill the bacteria called.
Pastuerization
300
What is the whiplike structure that acts as movement for bacteria?
Flagella
300
List at least 3 ways bacteria can get its food.
Sun (chlorophyll)
Consume eat
Produce chemicall breakdown eat their own
Decompose- absorb it
Parasite- feed off of host.
300
What is any organism that uses dead organisms as food and energy sources.
Saprophyte
300
What are thick walled protective structure to help bacteria survive called?
Endospores
300
List 2 ways you can come into contact with harmful bacteria.
Varied Answers.
400
What is the most common form of reproduction for bacteria? Explain how it works?
Fission- Asexual reproduction- bacteria splits into two identical cells.
400
Beside s fission how else can bacteria reproduce?
Bacteria can reproduce by using a fine tube to exchange genetic information.
400
What are bacteria that changes nitrogen from the air into from that plants and animals can use called.
Nitrogen-fixing bacteria
400
About What % of all wastes are treated by bioremediation yearly.
5- 10 %
400
List 3 positive uses of bacteria.
Medicine, Enzymes, Adhesives, Cleansers
500
What are the 3 basic shapes of bacteria. List and tell me each shape.
Cocci- Sphere
Bacilla- Rod
Spirilla- Spiral
500
What type of bacteria can survive in the most extreme of environments called?
Archaebacteria.
500
What is the name of the location on plants where nitrogen-fixing bacteria are located?
Nodule.
500
What is a type of toxic bacteria that can grow inside of canned foods and can cause serious illnesses and death called?
Botulism
500
What type of bacteria is typically blue-green color, produce oxygen as waste, and are usually helpful towards aquatic dwelling organisms.