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1. What microbial process was responsible for changing Earth's atmosphere from one without
oxygen to one with oxygen?
Oxygenic photosynthesis
2. In the nitrogen cycle, which of the following phases involves the release of Nitrogen into the
Earth's atmosphere?
Denitrification
3. Farmers commonly inoculate legume crops with Rhizobium bacteria for which of the following
purposes?
The two form a symbiotic relationship increasing the plant's access to nitrogen.
4. In the secondary ...
BIO 250 Final Exam Questions With 100% Correct Answers Graded A+ 2023
Last document update:
ago
1. What microbial process was responsible for changing Earth's atmosphere from one without
oxygen to one with oxygen?
Oxygenic photosynthesis
2. In the nitrogen cycle, which of the following phases involves the release of Nitrogen into the
Earth's atmosphere?
Denitrification
3. Farmers commonly inoculate legume crops with Rhizobium bacteria for which of the following
purposes?
The two form a symbiotic relationship increasing the plant's access to nitrogen.
4. In the secondary ...
1. In the nitrogen cycle, which of the following steps involves removal of nitrogen from the
atmosphere by bacteria?
a. Ammonification
b. Denitrification
c. Nitrification
d. Nitrogen fixation
Answer is d. In nitrogen fixation, nitrogen is removed from the atmosphere by
nitrogen-fixing bacteria and converted to ammonia
2. If enough H+
ions are added to pure water to raise the H+ concentration of the solution to
ten times higher than the original concentration, what is the resulting OH- ...
BIO 250 Microbiology Final Exam Questions With Correct Answers Latest Update 2023/2024 Graded A+
Last document update:
ago
1. In the nitrogen cycle, which of the following steps involves removal of nitrogen from the
atmosphere by bacteria?
a. Ammonification
b. Denitrification
c. Nitrification
d. Nitrogen fixation
Answer is d. In nitrogen fixation, nitrogen is removed from the atmosphere by
nitrogen-fixing bacteria and converted to ammonia
2. If enough H+
ions are added to pure water to raise the H+ concentration of the solution to
ten times higher than the original concentration, what is the resulting OH- ...
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
Exam (elaborations) • 6
pages
• 2023
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
Last document update:
ago
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline
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