Stroma in the chloroplasts of higher plants contains:
| 1. | light-independent reaction enzymes |
| 2. | light-dependent reaction enzymes |
| 3. | ribosomes |
| 4. | chlorophyll |
Subtopic: Â Chloroplast Structure |
 69%
Level 2: 60%+
AIPMT - 2009
Hints
In the chloroplast:
| Statement I: | The membrane system is the site of enzymatic reactions leading to synthesis of sugar. |
| Statement II: | The stroma is responsible for trapping the light energy and also for the synthesis of ATP and NADPH. |
| 1. | Both Statement I and Statement II are correct |
| 2. | Both Statement I and Statement II are incorrect |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
Subtopic: Â Chloroplast Structure |
 61%
Level 2: 60%+
Hints
Which alignment of chloroplasts in mesophyll cell will allow to get optimum quantity of the incident light?
| 1. | Away from the wall |
| 2. | Across the wall |
| 3. | Along the wall |
| 4. | Perpendicular to the wall |
Subtopic: Â Chloroplast Structure |
 70%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
The fluid component of chloroplast associated with
| 1. | Photochemical reactions |
| 2. | Light - dependent reactions |
| 3. | ATP - synthesizing reactions |
| 4. | Biosynthetic reactions |
Subtopic: Â Chloroplast Structure |
 55%
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
Molecular formula of chlorophyll-b is
| 1. | \(\mathrm{C}_{55} \mathrm{H}_{70} \mathrm{O}_6 \mathrm{~N}_4 \mathrm{Mg}\) |
| 2. | \(\mathrm{C}_{55} \mathrm{H}_{72} \mathrm{O}_5 \mathrm{~N}_4 \mathrm{Mg}\) |
| 3. | \(\mathrm{C}_{55} \mathrm{H}_{70} \mathrm{O}_5 \mathrm{~N}_4 \mathrm{Mg}\) |
| 4. | \(\mathrm{C}_{54} \mathrm{H}_{70} \mathrm{O}_6 \mathrm{~N}_4 \mathrm{Mg}\) |
Subtopic: Â Chloroplast Structure |
Level 3: 35%-60%
Please attempt this question first.
Hints
Membranous system consisting of grana in the chloroplast:
| I: | is responsible for trapping the light energy. |
| II: | is responsible for the synthesis of ATP and NADPH. |
| 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: Â Chloroplast Structure |
 89%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
© 2025 GoodEd Technologies Pvt. Ltd.