Advertisements
Advertisements
Question
PEP is primary CO2 acceptor in ______.
Options
C4 plants
C3 plants
C2 plants
Both C3 and C4 plants
Advertisements
Solution
PEP is primary CO2 acceptor in C4 plants.
Explanation:
PEP is absent in C3 plants and PEP carboxylase is also absent.
APPEARS IN
RELATED QUESTIONS
By looking at a plant externally can you tell whether a plant is C3 or C4? Why and how?
Give a comparison between the following:
C3 and C4 pathways
Give comparison between the following:
Anatomy of leaf in C3 and C4 plants
In case of C4 pathway, the first step is
In C4-pathway initial carbon dioxide fixation occurs in chloroplasts of ______.
The first stable product of CO2 fixation in sorghum is ______.
The enzyme that is not found in a C3 plant is ______.
When CO2 is added to PEP, the first stable product synthesised is ______.
Can girdling experiments be done in monocots? If yes, How? If no, why not?
Some of these terms/chemicals are associated with the C4 cycle. Explain.
Hatch slack pathway
Some of these terms/chemicals are associated with the C4 cycle. Explain.
Calvin cycle
Succulents are known to keep their stomata closed during the day to check transpiration. How do they meet their photosynthetic CO2 requirements?
Observe the diagram and answer the following.

- Which group of plants exibits these two types of cells?
- What is the first product of C4 cycle?
- Which enzyme is there in bundle sheath cells and mesophyll cells?
A cyclic process is occurring in C3 plant, which is light dependent, and needs O2. This process doesn’t produce energy rather it consumes energy.
- Can you name the given process?
- Is it essential for survival?
- What are the end products of this process?
- Where does it occur?
What special anatomical features are displayed by leaves of C4 plants? How do they provide advantage over the structure of C3 plants?
Which of the following statements about RuBisCO is true?
