Bacteria Lesson

Bacteria Lesson

Bacteria are prokaryotes

• Genetic information isn't stored within a membrane-bound nucleus

• Eukaryotes are multicellular organisms with membrane-bound organelles

Multiple Choice

What type of cell is bacteria?

• Prokaryotic

• Eukaryotic

Multiple Choice

The outer layer, labelled as C, is known as what?

• capsid

• endospore

• capsule

• cell wall

Multiple Choice

Which of the units below is not present in a bacterial cell?

• flagella

• mitochondria

• plasmid

• cell wall

Multiple Choice

What is represented by the F?

• DNA

• RNA

• ribosomes

Multiple Choice

What is represented by the B?

• DNA

• golgi bodies

• ribosomes

• nucleolus

Multiple Choice

Some bacteria are said to be FACULTATIVE ANAEROBES. What does this mean?

• They require oxygen for respiration

• They can only respire in the absence of oxygen

• They can respire with or without oxygen

Multiple Choice

_______ must have oxygen to survive

• obligate aerobes

• facultative aerobes

• obligate anaerobes

• high energy bacteria

​Botulism

• ​Rare but serious illness caused by a toxin that attacks the body's nerves.

• ​Can cause difficulty breathing, muscle paralysis and even death

• ​You can not see, smell, or taste the toxin

• ​Made by a Bacteria Clostridium Botulinum(these bacteria produce the toxin)

​How do you get Botulism?

• By eating foods that have been contaminated with botulinum toxin​

Multiple Choice

What food-bourne illness can you get from raw garlic stored in oil, or from dented tin cans? 

• Botulism

• Salmonella

• E-coli

• Listeria

Multiple Choice

Organisms that we find in hot springs, deep ocean vents belong to which domain?

• Archea

• Eukarya

• bacteria

Multiple Choice

Heat-loving, prokaryotic organisms are called:

• Archea

• Eukarya

• bacteria

Multiple Choice

Where does chemosynthesis occur? 

• At the bottom of the ocean

• in plants

• in animals

• in the sky

Multiple Choice

Where are the places that sulfur bacteria live? 

• near volcanic vents and in soil

• near deep sea volcanic vents and inside tube worms

• in soil and roots of some plants

Multiple Choice

Bacterial reproduction is mostly...

• sexual

• asexual

Multiple Choice

Bacteria reproduce asexually in a process called...

• binary fission

• spores

• budding

• micropropagation

Multiple Select

Which of the following are shapes of bacteria? Check all that apply...

• round

• rod

• spiral

• double-helix

Multiple Choice

What shape of bacteria is pictured here?

• coccus

• spirillus

• bacillus

• none of the above

Multiple Choice

Classify this bacteria...

• streptococcus

• staphlococcus

• diplococcus

• streptobacilli

Multiple Choice

These bacteria are

• gram-positive

• gram-negative

Multiple Choice

These bacteria are (select best answer)

• gram-positive

• gram-negative

• gram-positive and gram-negative

• non-living