Quiz 6 - Results
Attempt 1 of 1
2026
Attempt Score: - 85 %
Overall Grade (Highest Attempt)
Question 1
The mitochondria and chloroplasts appear to have originated from what?
Question options:
protists
fungi
endosymbiosis
host cell
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Question 2
What are two defining characteristics of prokaryotes?
Question options:
multicellular, lacking nucleus
single-celled, lacking nucleus
, multicellular, has nucleus
single-celled, has nucleus
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Question 3
What is one reason for a high rate of resistant bacteria on Earth today?
Question options:
increase in travel
decrease in sleep
lack of personal hygiene
overuse of antibiotics
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Question 4
Why were only anaerobic organisms able to live during the first 2 billion
years on Earth?
Question options:
the atmosphere was cold
the atmosphere was anoxic
, the atmosphere was hot
the atmosphere was hyper-nitrogenous
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Question 5
What is an example of a positive relationship between fungi and plants?
Question options:
infection of stored seeds such as corn
mycorrhizae increase nutrient uptake in the soil
decay of standing or recently felled trees
fungi infecting a potato crop, so that most plants die
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Question 6
What type of prokaryote obtains its energy from sunlight?
Question options:
phototroph
heterotroph
chemoautotroph
Attempt 1 of 1
2026
Attempt Score: - 85 %
Overall Grade (Highest Attempt)
Question 1
The mitochondria and chloroplasts appear to have originated from what?
Question options:
protists
fungi
endosymbiosis
host cell
Hide question 1 feedback
Feedback
Great job.
Question 2
What are two defining characteristics of prokaryotes?
Question options:
multicellular, lacking nucleus
single-celled, lacking nucleus
, multicellular, has nucleus
single-celled, has nucleus
Hide question 2 feedback
Feedback
Great job.
Question 3
What is one reason for a high rate of resistant bacteria on Earth today?
Question options:
increase in travel
decrease in sleep
lack of personal hygiene
overuse of antibiotics
Hide question 3 feedback
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Great job.
Question 4
Why were only anaerobic organisms able to live during the first 2 billion
years on Earth?
Question options:
the atmosphere was cold
the atmosphere was anoxic
, the atmosphere was hot
the atmosphere was hyper-nitrogenous
Hide question 4 feedback
Feedback
Great job.
Question 5
What is an example of a positive relationship between fungi and plants?
Question options:
infection of stored seeds such as corn
mycorrhizae increase nutrient uptake in the soil
decay of standing or recently felled trees
fungi infecting a potato crop, so that most plants die
Hide question 5 feedback
Feedback
Great job.
Question 6
What type of prokaryote obtains its energy from sunlight?
Question options:
phototroph
heterotroph
chemoautotroph
