Microbial Growth and Reproduction
Biology ⇒ Microorganisms and Microbiology
Microbial Growth and Reproduction starts at 9 and continues till grade 12.
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See sample questions for grade 9
A scientist observes that a bacterial culture has stopped increasing in number, but the cells are not dying rapidly. Which phase is the culture most likely in?
Describe how oxygen availability affects the growth of different types of bacteria.
Describe one difference between binary fission and budding.
Describe the four phases of the bacterial growth curve.
Explain the role of nutrients in microbial growth.
Explain why refrigeration slows down the growth of most microorganisms.
Explain why the log phase is also called the exponential phase in microbial growth.
Explain why the stationary phase occurs in a bacterial culture.
If a bacterial culture starts with 100 cells and has a generation time of 30 minutes, how many cells will there be after 2 hours?
Name one microorganism that reproduces by fragmentation.
Name one way in which microbial growth can be measured in the laboratory.
Name two factors that can limit microbial growth in a culture.
What is the main advantage of sexual reproduction in microorganisms?
Which phase of the bacterial growth curve is characterized by a balance between cell division and cell death?
