4
MCQ (Single Correct Answer)
Electron Transport System (ETS) is located in mitochondrial
A
outer membrane
B
inter membrane space
C
inner membrane
D
matrix
5
MCQ (Single Correct Answer)
Which of the following exhibits the highest rate of respiration?
A
Growing shoot apex
B
Germinating seed
C
Root tip
D
Leaf bud
6
MCQ (Single Correct Answer)
Mitochondria are called powerhouses of the cell. Which of the following observations support this statement?
A
Mitochondria synthesise ATP
B
Mitochondria have a double membrane
C
The enzymes of the Krebs' cycle and the cytochromes are found in mitochondria.
D
Mitochondria are found in almost all plants and animal cells.
7
MCQ (Single Correct Answer)
The end product of oxidative phosphorylation is
A
NADH
B
oxygen
C
ADP
D
$\mathrm{ATP}+\mathrm{H}_2 \mathrm{O}$
8
MCQ (Single Correct Answer)
Match the following columns.
| Column I | Column II | ||
|---|---|---|---|
| A. | Molecular oxygen | 1. | $\alpha$-ketoglutaric acid (1) |
| B. | Electron acceptor | 2. | Hydrogen acceptor (A) |
| C. | Pyruvate dehydrogenase | 3. | Cytochrome-c (B) |
| D. | Decarboxylation | 4. | Acetyl Co - A (C) |
A
A - 2, B - 3, C - 4, D - 1
B
A - 3, B - 4, C - 2, D - 1
C
A - 2, B - 1, C - 3, D - 4
D
A - 4, B - 3, C - 1, D - 2