1.

    Which of the following metabolites is transported from mesophyll cells to bundle sheath cells in C4 plants during active photosynthesis?

    A

    3-Phosphoglycerate (3-PGA)

    B

    Glyceraldehyde 3-phosphate (G3P)

    C

    Pyruvate

    D

    Malate or aspartate

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Remembering
    🎯Difficulty :Hard
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :C4 pathway, Metabolite transport, Malate, Aspartate

    Related Questions

    1.

    I. Tomato

    II. Black pepper

    III. Mango

    From the above option choose the correct answer in respect of greenhouse crops

    A

    I and III

    B

    III and II

    C

    I, II and III

    D

    I and II

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Greenhouse crops, Horticulture, Crop classification

    2.

    A researcher is studying a C4 plant under controlled conditions. They suddenly increase the oxygen concentration in the environment while maintaining constant light and CO2 levels. Which of the following is the MOST likely immediate consequence?

    A

    A significant decrease in the rate of photosynthesis

    B

    A slight increase in photorespiration

    C

    A significant increase in the rate of photosynthesis

    D

    No change in the rate of photosynthesis or photorespiration

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photorespiration, C4 Cycle, Rubisco, CO2 fixation

    3.

    When CO2C{O_2} is added to PEP, the first stable product synthesized is?

    A

    Pyruvate

    B

    G3P

    C

    PGA

    D

    Oxaloacetic acid

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Carbon fixation, C4 pathway, PEP carboxylase

    4.

    The process which makes major difference between C3{C_3} and C4{C_4} plants is

    A

    respiration

    B

    glycolysis

    C

    Calvin cycle

    D

    photorespiration

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C3 plants, C4 plants, photorespiration, photosynthesis, carbon fixation

    5.

    The process which makes major difference between C3{C_3} and C4{C_4} plants is

    A

    respiration

    B

    glycolysis

    C

    Calvin cycle

    D

    photorespiration

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C3 plants, C4 plants, photorespiration, photosynthesis

    6.

    In leaves of C4{C_4} plants, malic acid synthesis during CO2C{O_2} fixation occurs in?

    A

    epidermal cells

    B

    Mesophyll cells

    C

    bundle sheath cells

    D

    Guard cells

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Photorespiration And C4-Cycle
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C4 photosynthesis, malic acid synthesis, plant cell types

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