Q. No.The number of substrate level of phosphorylations in one turn of citric acid cycle is:
1.
One
2.
Two
3.
Three
4.
Four
Phosphorylation of glucose during glycolysis is
catalysed by
1. Phosphoglucomutase
2. Phoshoglucoisomerase
3. Hexokinase
4. Phosphorylase
Cytochrome c-oxidase complex contains
| 1. | Cytochromes a and a3 with two copper centres |
| 2. | Cytochromes a and a3 with single copper centre |
| 3. | Cytochromes b and c1 with two copper centres |
| 4. | Cytochromes a and a3 with two iron centres |
Which statement is not correct for Krebs’ cycle
| 1. | Krebs’ cycle occurs in mitochondrial matrix |
| 2. | Pyruvic acid condense with OAA to form citric acid |
| 3. | 3 NADH2 and 1 FADH2 are produced during one Krebs’ cycle |
| 4. | Succinate dehydrogenase is found attached to inner mitochondrial membrane |
Select the mobile electron carrier in inner mitochondrial membrane
1. NADH dehydrogenase
2. Cytochrome C
3. Cytochrome C oxidase complex
4. ATP synthase
Select the correct statement
| 1. | ATP formation occurs both in chloroplast and mitochondria |
| 2. | RQ of protein is 1.5 |
| 3. | RQ of fatty acid is more than one |
| 4. | Cytochrome a3 has both Fe3+ and Fe2+ |
Choose the correct option with respect to number of carbons present in the different acids produced in the Krebs’ cycle
| 1. | 6C, 5C, 2C | 2. | 6C, 5C, 3C |
| 3. | 6C, 5C, 4C | 4. | 6C, 3C, 2C |
When (i) are used in respiration the RQ is (ii). Select the correct option for (i) and (ii) that make the sentence a correct sense.
1. (i) Carbohydrates, (ii) > 1
2. (i) Proteins, (ii) > 1
3. (i) Fats, (ii) < 1
4. (i) Malic acid, (ii) < 1
In which of the following conversion steps occurring in the mitochondrial matrix, substrate-level phosphorylation occurs?
| 1. | 1, 3-bisphosphoglyceric acid 3-phosphoglyceric acid |
| 2. | Glucose-6-phosphate to fructose-6-phosphate |
| 3. | -ketoglutaric acid Succinyl CoA |
| 4. | Succinyl CoA Succinic acid |
In which compounds does sucrose is broken by Enzyme Invertase?
1. Glucose and galactose
2. Galactose and Fructose
3. Manose and glucose
4. Glucose and Fructose
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