- 1(current)
Q. No.Identify the correct statements:
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | The primary carbon dioxide acceptor in C3 plants is Phospho enol pyruvate [PEP]. |
| II: | The primary carbon fixation product in C3 plants is Oxalo acetic acid [OAA]. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: C4 Plants Examples |
74%
Level 2: 60%+
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The primary CO2 acceptor in C4 pathway is:
| 1. | a 3-carbon molecule phosphoenol pyruvate (PEP) and is present in the mesophyll cells. |
| 2. | a 3-carbon molecule phosphoenol pyruvate (PEP) and is present in the bundle sheath cells. |
| 3. | a 5-carbon molecule RuBP and is present in the mesophyll cells. |
| 4. | a 5-carbon molecule RuBP and is present in the bundle sheath cells. |
Subtopic: C4 Cycle (Hatch & Slack Pathway) | C4 Plants Examples |
85%
Level 1: 80%+
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Hints
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Consider the two statements:
| I: | Current availability of carbon dioxide levels is limiting to the C4 plants. |
| II: | C3 plants have a much lower temperature optimum than C4 plants. |
| 1. | Only I is correct | 2. | Only II is correct |
| 3. | Both I and II are correct | 4. | Both I and II are incorrect |
Subtopic: C4 Cycle (Hatch & Slack Pathway) | C4 Plants Examples | Factors Affecting Photosynthesis |
64%
Level 2: 60%+
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- 1(current)
Q. No.
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