PEP is primary CO2 acceptor in

1.  C4 plants

2.  C3 plants

3.  C2 plants

4.  both C3 and C4 plants

 

Subtopic:  C4 Cycle (Hatch & Slack Pathway) |
 92%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Splitting of water is associated with

1.  photosystem I

2.  lumen of thylakoid

3.  both photosystems I and II

4.  inner side of thylakoid membrane

Subtopic:  Chemiosmotic hypothesis |
 52%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The correct sequence of flow of electrons in the light reaction is:

1.  PS II, plastoquinone, cytochromes, PS I, ferredoxin

2.  PS I, plastoquinone, cytochromes, PS II, ferredoxin

3.  PS I, ferredoxin, PS II

4.  PS I, plastoquinone, cytochromes, PSII, ferredoxin

Subtopic:  Light Reactions :1 | Light Reactions :2 | Light Reactions :3 |
 91%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The enzyme that is not found in a C3 plant is

1.  RuBP carboxylase

2.  PEP carboxylase

3.  NADP reductase

4.  ATP synthase

Subtopic:  C4 Cycle (Hatch & Slack Pathway) |
 86%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The reaction that is responsible for the primary fixation of CO2 is catalysed by

1.  RUBP carboxylase

2.  PEP carboxylase

3.  RuBP carboxylase and PEP carboxylase

4.  PGA synthase

Subtopic:  Dark Reaction : Calvin Cycle | C4 Cycle (Hatch & Slack Pathway) |
 63%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

When CO2 is added to PEP, the first stable product synthesized is

1. pyruvate

2. glyceraldehyde-3-phosphate

3. phosphoglycerate

4. oxaloacetate

Subtopic:  C4 Cycle (Hatch & Slack Pathway) |
 84%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which pigment acts directly to convert light energy to chemical energy ? 

1. Chlorophyll a 

2. Chlorophyll b 

3. Xanthophyll 

4. Carotenoid 

Subtopic:  Pigments |
 95%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which range of wavelength (in nm) is called photosynthetically active radiation (PAR) ? 

1.  100 - 390

2.  390-430

3. 400 - 700 

4. 760- 100,00

Subtopic:  Photosynthetic Pigments |
 94%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which light  range is most effective in photosynthesis ? 

1.  Blue 

2. Green 

3. Red 

4. Violet 

Subtopic:  Photosynthetic Pigments |
 60%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Chemosynthetic bacteria obtain energy from 

1. Sun 

2. Infra red rays 

3. Organic substances 

4. Inorganic chemicals

Subtopic:  Photosynthetic Pigments |
 65%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints