What effect will be observed on rate of photosynthesis, if the light intensity given to the plant is 10 percent of the full sunlight?
1. It will increase
2. It will decrease
3. It will saturate
4. The process will be stopped
Subtopic: Â Factors Affecting Photosynthesis |
 72%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Which among the following is the major limiting factor for photosynthesis?
1. Light
2. CO2 concentration
3. Temperature
4. Water
1. Light
2. CO2 concentration
3. Temperature
4. Water
Subtopic: Â Factors Affecting Photosynthesis |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
In order to achieve higher yield of bell pepper, how CO2 concentration should be modified?
| 1. | Higher CO2 concentration should be given |
| 2. | Lower CO2 concentration should be given |
| 3. | No CO2 concentration should be given |
| 4. | CO2 concentration needs no modification |
Subtopic: Â Factors Affecting Photosynthesis |
 90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
All of the following plants have higher value of optimum temperature, except
1. C4 plants
2. Tropical plants
3. Xerophytic plants
4. Temperate plants
1. C4 plants
2. Tropical plants
3. Xerophytic plants
4. Temperate plants
Subtopic: Â Factors Affecting Photosynthesis |
 68%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select the odd one out w.r.t. water stress
| 1. | Reduces CO2 availability |
| 2. | Reduces metabolic activity |
| 3. | Reduces temperature |
| 4. | Reduces transpiration |
Subtopic: Â Factors Affecting Photosynthesis |
 72%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
In a hypothetical condition, if the thylakoid membrane tears off causing the lumen of thylakoid continuous with the stroma, which of the following processes is likely to be most affected?
| 1. | Reduction of NADP+ to NADPH |
| 2. | Absorption of sunlight by chloroplast |
| 3. | Movement of electrons from PS II to PS I |
| 4. | ATP synthesis |
Subtopic: Â Chemiosmotic hypothesis |
 67%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
In C4 plants, bundle sheath cells
| 1. | Are rich in RuBisCo enzyme |
| 2. | Are rich in PEP case enzyme |
| 3. | Are not the sites of Calvin cycle |
| 4. | Are not the sites of release of CO2 |
Subtopic: Â C4 Cycle (Hatch & Slack Pathway) |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Mark the incorrect statement w.r.t. C4 plants
| 1. | They have a special type of leaf anatomy. |
| 2. | They can tolerate higher temperatures. |
| 3. | They lack a wasteful process called photorespiration |
| 4. | They show lower productivity and minimum yield as compared to the C3 plants. |
Subtopic: Â C4 Cycle (Hatch & Slack Pathway) |Â C4 Plants Examples |
 91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Kranz anatomy is not characterised by the presence of:
1. Bundle sheath
2. Palisade mesophyll
3. Spongy mesophyll
4. Stomata
1. Bundle sheath
2. Palisade mesophyll
3. Spongy mesophyll
4. Stomata
Subtopic: Â C4 Cycle (Hatch & Slack Pathway) |Â C4 Plants Examples |
Please attempt this question first.
Hints
Please attempt this question first.
Kranz anatomy is found in?
| 1. | C3 plants |
| 2. | only in monocots |
| 3. | Both C4 and C3 plants |
| 4. | C4 plant |
Subtopic: Â C4 Cycle (Hatch & Slack Pathway) |
 93%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
© 2025 GoodEd Technologies Pvt. Ltd.