Microbial Interactions
Biology ⇒ Microorganisms and Microbiology
Microbial Interactions starts at 10 and continues till grade 12.
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See sample questions for grade 11
Describe how microbial interactions can contribute to bioremediation.
Describe how microbial interactions can influence the stability of an ecosystem.
Describe one way in which microbial competition can be beneficial to humans.
Describe the difference between parasitism and predation in microbial interactions.
Describe the role of biofilms in microbial interactions.
Explain how antibiotics produced by fungi can affect bacterial populations in the soil.
Explain how quorum sensing can influence pathogenicity in bacteria.
In a scenario where two bacterial species compete for the same limited nutrient, what is the likely outcome if one is a better competitor?
Which of the following best describes amensalism?
(1) Both organisms benefit
(2) One organism is harmed, the other is unaffected
(3) Both organisms are harmed
(4) One organism benefits, the other is unaffected
Which of the following best describes mutualism in microbial interactions?
(1) Both organisms benefit
(2) One organism benefits, the other is harmed
(3) One organism benefits, the other is unaffected
(4) Both organisms are harmed
Which of the following is an example of antagonism?
(1) Bacteria in the gut producing vitamins
(2) Fungi secreting antibiotics that inhibit bacteria
(3) Algae and fungi forming lichen
(4) Bacteria living on the skin without affecting the host
Which of the following is an example of commensalism?
(1) Bacteria in the gut producing vitamins
(2) Bacteria living on the skin without affecting the host
(3) Fungi secreting antibiotics
(4) Bdellovibrio attacking other bacteria
Fill in the blank: The interaction where one microorganism benefits by harming another through the release of toxic substances is called __________.
Fill in the blank: The interaction where one microorganism produces a substance that inhibits or kills another microorganism is called __________.
Fill in the blank: The interaction where one microorganism produces a waste product that serves as a nutrient for another is called __________.
Fill in the blank: The interaction where two microorganisms do not affect each other is called __________.
Is it true that competition among microorganisms can lead to the exclusion of one species from a habitat?
Is it true that microbial interactions can affect the outcome of infectious diseases?
Is it true that microbial interactions can influence nutrient cycling in ecosystems?
Is it true that microbial interactions can lead to the evolution of new traits in microorganisms?
