Microbial Metabolism [GATE (Graduate Aptitude Test in Engineering) Microbiology (XL-S)]: Questions 1 - 5 of 23
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Question 1
Appeared in Year: 2017
Question MCQ▾
Which one of the following is the terminal electron acceptor in the given metabolic reaction catalyzed by methanogens?
Choices
Choice (4) | Response | |
---|---|---|
a. | CH4 | |
b. | CO2 | |
c. | H2O | |
d. | H2 |
Question 2
Appeared in Year: 2016
Question MCQ▾
The precursor for the synthesis of aromatic amino acids is
Choices
Choice (4) | Response | |
---|---|---|
a. | oxaloacetate | |
b. | phosphoenolpyruvate | |
c. | α-ketoglutarate | |
d. | pyruvate |
Question 3
Appeared in Year: 2020
Question MCQ▾
The antibacterial trimethoprim is an inhibitor of
Choices
Choice (4) | Response | |
---|---|---|
a. | N5, N10 – methenyl tetrahydrofolate sythetase | |
b. | dihydropteroate synthetase | |
c. | dihydrofolate reductase | |
d. | serine hydroxymethyl transferase |
Question 4
Appeared in Year: 2020
Question MCQ▾
Which one of the following is an example of substrate level phosphorylation?
Choices
Choice (4) | Response | |
---|---|---|
a. | 1,3- bisphosphoglycerate to 3-phosphoglycerate | |
b. | glucose to glucose 6-phosphate | |
c. | fructose 6- phosphate to fructose 1,6-bisphosphate | |
d. | 2 – phosphoglycerate to phosphoenolpyruvate |
Question 5
Appeared in Year: 2016
Question MCQ▾
The enzyme responsible for generation of hypochlorous ions during phagocytosis is
Choices
Choice (4) | Response | |
---|---|---|
a. | catalase | |
b. | NADPH oxidase | |
c. | superoxide dismutase | |
d. | myeloperoxidase |